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* [ptxdist] [PATCH v2] lowpan_tools: add patch to avoid crashing
@ 2013-02-28 17:20 Alexander Aring
  2013-03-04 16:40 ` Michael Olbrich
  0 siblings, 1 reply; 2+ messages in thread
From: Alexander Aring @ 2013-02-28 17:20 UTC (permalink / raw)
  To: ptxdist; +Cc: Alexander Aring

Add a non-mainlined lowpan_tools patch to avoid crashing
in izcoordinator.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
---
 .../0001-Avoid-crashing-in-izcoordinator.patch     | 139 +++++++++++++++++++++
 patches/lowpan-tools-0.3/series                    |   1 +
 2 files changed, 140 insertions(+)
 create mode 100644 patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
 create mode 100644 patches/lowpan-tools-0.3/series

diff --git a/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch b/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
new file mode 100644
index 0000000..1b44f55
--- /dev/null
+++ b/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
@@ -0,0 +1,139 @@
+From: Alexander Aring <alex.aring@gmail.com>
+Date: Thu, 28 Feb 2013 13:17:08 +0100
+Subject: [PATCH] Avoid crashing in izcoordinator.
+
+This patch fixes some logging issues in lowpan-tools to avoid crashing
+of izcoordinator.
+
+Posted on linux-zigbee-devel mailinglist from Tom Carroll:
+http://www.mail-archive.com/linux-zigbee-devel@lists.sourceforge.net/msg01224.html
+
+Signed-off-by: Alexander Aring <alex.aring@gmail.com>
+---
+ lib/logging.c     |  6 +++++-
+ src/coordinator.c | 32 +++++++++++++++-----------------
+ 2 files changed, 20 insertions(+), 18 deletions(-)
+ mode change 100644 => 100755 src/coordinator.c
+
+diff --git a/lib/logging.c b/lib/logging.c
+index 3ec30ee..f37531e 100644
+--- a/lib/logging.c
++++ b/lib/logging.c
+@@ -45,8 +45,12 @@ static void log_string(int level, char *s)
+ void init_log(char * name, int level)
+ {
+ #ifdef HAVE_SYSLOG_H
++	int option = LOG_PID|LOG_CONS|LOG_NOWAIT;
++
+ 	log_level = level;
+-	openlog(name, LOG_PID|LOG_CONS|LOG_NOWAIT, LOG_DAEMON);
++	if (log_level > 0)
++		option |= LOG_PERROR;
++	openlog(name, option, LOG_DAEMON);
+ #endif
+ }
+ 
+diff --git a/src/coordinator.c b/src/coordinator.c
+old mode 100644
+new mode 100755
+index a09633a..3322e3e
+--- a/src/coordinator.c
++++ b/src/coordinator.c
+@@ -64,10 +64,10 @@ extern int yydebug;
+ 
+ static void cleanup(int ret);
+ 
+-static void log_msg_nl_perror(char *s, int err)
++static void log_msg_nl_perror(const char *s, int res)
+ {
+-	if (err != NLE_SUCCESS) {
+-		log_msg(0, "%s: %s", s, nl_geterror(err));
++	if (res < 0) {
++		log_msg(0, "%s: %s", s, nl_geterror(-res));
+ 		cleanup(1);
+ 	}
+ }
+@@ -93,8 +93,8 @@ static int mlme_start(uint16_t short_addr, uint16_t pan, uint8_t channel, uint8_
+ 	nla_put_u8(msg, IEEE802154_ATTR_BAT_EXT, 0);
+ 	nla_put_u8(msg, IEEE802154_ATTR_COORD_REALIGN, 0);
+ #endif
+-	int err = nl_send_auto_complete(nl, msg);
+-	log_msg_nl_perror("nl_send_auto_complete", err);
++	int res = nl_send_auto_complete(nl, msg);
++	log_msg_nl_perror("nl_send_auto_complete", res);
+ 	return 0;
+ }
+ 
+@@ -127,9 +127,9 @@ static int coordinator_associate(struct genlmsghdr *ghdr, struct nlattr **attrs)
+ 	nla_put_u64(msg, IEEE802154_ATTR_DEST_HW_ADDR, nla_get_u64(attrs[IEEE802154_ATTR_SRC_HW_ADDR]));
+ 	nla_put_u16(msg, IEEE802154_ATTR_DEST_SHORT_ADDR, shaddr);
+ 
+-	int err = nl_send_auto_complete(nl, msg);
++	int res = nl_send_auto_complete(nl, msg);
+ 
+-	log_msg_nl_perror("nl_send_auto_complete", err);
++	log_msg_nl_perror("nl_send_auto_complete", res);
+ 
+ 	return 0;
+ }
+@@ -308,7 +308,6 @@ int main(int argc, char **argv)
+ #else
+ 		opt = getopt(argc, argv, "l:f:d:m:n:i:s:p:c:hv");
+ #endif
+-		fprintf(stderr, "Opt: %c (%hhx)\n", opt, opt);
+ 		if (opt == -1)
+ 			break;
+ 
+@@ -364,7 +363,6 @@ int main(int argc, char **argv)
+ 		usage(pname);
+ 		return -1;
+ 	}
+-	lease_file[sizeof(lease_file)-1] = '\0';
+ 	if (debug > 1)
+ 		yydebug = 1; /* Parser debug */
+ 	else
+@@ -396,19 +394,19 @@ int main(int argc, char **argv)
+ 	sa.sa_handler = SIG_IGN;
+ 	sigaction(SIGPIPE, &sa, NULL);
+ 
+-	int err = NLE_SUCCESS;
++	int res = 0;
+ 	nl = nl_socket_alloc();
+ 
+ 	if (!nl) {
+-		log_msg_nl_perror("nl_sock_alloc", NLE_NOMEM);
++		log_msg_nl_perror("nl_sock_alloc", -NLE_NOMEM);
+ 		return 1;
+ 	}
+ 
+-	err = genl_connect(nl);
+-	log_msg_nl_perror("genl_connect", err);
++	res = genl_connect(nl);
++	log_msg_nl_perror("genl_connect", res);
+ 
+ 	family = genl_ctrl_resolve(nl, IEEE802154_NL_NAME);
+-	log_msg_nl_perror("genl_ctrl_resolve", NLE_NOMEM);
++	log_msg_nl_perror("genl_ctrl_resolve", family);
+ 
+ 	nl_socket_add_membership(nl, nl_get_multicast_id(nl, IEEE802154_NL_NAME, IEEE802154_MCAST_COORD_NAME));
+ 
+@@ -449,7 +447,7 @@ int main(int argc, char **argv)
+ 			return 2;
+ 		}
+ 	}
+-	pid_fd = open (PID_FILE, O_WRONLY | O_CREAT, 0640);
++	pid_fd = open (pid_file, O_WRONLY | O_TRUNC | O_CREAT, 0640);
+ 	if (pid_fd < 0) {
+ 		perror ("open");
+ 		return 1;
+@@ -469,8 +467,8 @@ int main(int argc, char **argv)
+ 	mlme_start(short_addr, pan, channel, 1, iface);
+ 
+ 	while (!die_flag) {
+-		err = nl_recvmsgs_default(nl);
+-		log_msg_nl_perror("nl_recvmsgs", err);
++		res = nl_recvmsgs_default(nl);
++		log_msg_nl_perror("nl_recvmsgs", res);
+ 	}
+ 	cleanup(0);
+ 
diff --git a/patches/lowpan-tools-0.3/series b/patches/lowpan-tools-0.3/series
new file mode 100644
index 0000000..7f7c24f
--- /dev/null
+++ b/patches/lowpan-tools-0.3/series
@@ -0,0 +1 @@
+0001-Avoid-crashing-in-izcoordinator.patch
-- 
1.8.1.4


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^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [ptxdist] [PATCH v2] lowpan_tools: add patch to avoid crashing
  2013-02-28 17:20 [ptxdist] [PATCH v2] lowpan_tools: add patch to avoid crashing Alexander Aring
@ 2013-03-04 16:40 ` Michael Olbrich
  0 siblings, 0 replies; 2+ messages in thread
From: Michael Olbrich @ 2013-03-04 16:40 UTC (permalink / raw)
  To: ptxdist

On Thu, Feb 28, 2013 at 06:20:12PM +0100, Alexander Aring wrote:
> Add a non-mainlined lowpan_tools patch to avoid crashing
> in izcoordinator.
> 

tnx, applied

Michael

> Signed-off-by: Alexander Aring <alex.aring@gmail.com>
> ---
>  .../0001-Avoid-crashing-in-izcoordinator.patch     | 139 +++++++++++++++++++++
>  patches/lowpan-tools-0.3/series                    |   1 +
>  2 files changed, 140 insertions(+)
>  create mode 100644 patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
>  create mode 100644 patches/lowpan-tools-0.3/series
> 
> diff --git a/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch b/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
> new file mode 100644
> index 0000000..1b44f55
> --- /dev/null
> +++ b/patches/lowpan-tools-0.3/0001-Avoid-crashing-in-izcoordinator.patch
> @@ -0,0 +1,139 @@
> +From: Alexander Aring <alex.aring@gmail.com>
> +Date: Thu, 28 Feb 2013 13:17:08 +0100
> +Subject: [PATCH] Avoid crashing in izcoordinator.
> +
> +This patch fixes some logging issues in lowpan-tools to avoid crashing
> +of izcoordinator.
> +
> +Posted on linux-zigbee-devel mailinglist from Tom Carroll:
> +http://www.mail-archive.com/linux-zigbee-devel@lists.sourceforge.net/msg01224.html
> +
> +Signed-off-by: Alexander Aring <alex.aring@gmail.com>
> +---
> + lib/logging.c     |  6 +++++-
> + src/coordinator.c | 32 +++++++++++++++-----------------
> + 2 files changed, 20 insertions(+), 18 deletions(-)
> + mode change 100644 => 100755 src/coordinator.c
> +
> +diff --git a/lib/logging.c b/lib/logging.c
> +index 3ec30ee..f37531e 100644
> +--- a/lib/logging.c
> ++++ b/lib/logging.c
> +@@ -45,8 +45,12 @@ static void log_string(int level, char *s)
> + void init_log(char * name, int level)
> + {
> + #ifdef HAVE_SYSLOG_H
> ++	int option = LOG_PID|LOG_CONS|LOG_NOWAIT;
> ++
> + 	log_level = level;
> +-	openlog(name, LOG_PID|LOG_CONS|LOG_NOWAIT, LOG_DAEMON);
> ++	if (log_level > 0)
> ++		option |= LOG_PERROR;
> ++	openlog(name, option, LOG_DAEMON);
> + #endif
> + }
> + 
> +diff --git a/src/coordinator.c b/src/coordinator.c
> +old mode 100644
> +new mode 100755
> +index a09633a..3322e3e
> +--- a/src/coordinator.c
> ++++ b/src/coordinator.c
> +@@ -64,10 +64,10 @@ extern int yydebug;
> + 
> + static void cleanup(int ret);
> + 
> +-static void log_msg_nl_perror(char *s, int err)
> ++static void log_msg_nl_perror(const char *s, int res)
> + {
> +-	if (err != NLE_SUCCESS) {
> +-		log_msg(0, "%s: %s", s, nl_geterror(err));
> ++	if (res < 0) {
> ++		log_msg(0, "%s: %s", s, nl_geterror(-res));
> + 		cleanup(1);
> + 	}
> + }
> +@@ -93,8 +93,8 @@ static int mlme_start(uint16_t short_addr, uint16_t pan, uint8_t channel, uint8_
> + 	nla_put_u8(msg, IEEE802154_ATTR_BAT_EXT, 0);
> + 	nla_put_u8(msg, IEEE802154_ATTR_COORD_REALIGN, 0);
> + #endif
> +-	int err = nl_send_auto_complete(nl, msg);
> +-	log_msg_nl_perror("nl_send_auto_complete", err);
> ++	int res = nl_send_auto_complete(nl, msg);
> ++	log_msg_nl_perror("nl_send_auto_complete", res);
> + 	return 0;
> + }
> + 
> +@@ -127,9 +127,9 @@ static int coordinator_associate(struct genlmsghdr *ghdr, struct nlattr **attrs)
> + 	nla_put_u64(msg, IEEE802154_ATTR_DEST_HW_ADDR, nla_get_u64(attrs[IEEE802154_ATTR_SRC_HW_ADDR]));
> + 	nla_put_u16(msg, IEEE802154_ATTR_DEST_SHORT_ADDR, shaddr);
> + 
> +-	int err = nl_send_auto_complete(nl, msg);
> ++	int res = nl_send_auto_complete(nl, msg);
> + 
> +-	log_msg_nl_perror("nl_send_auto_complete", err);
> ++	log_msg_nl_perror("nl_send_auto_complete", res);
> + 
> + 	return 0;
> + }
> +@@ -308,7 +308,6 @@ int main(int argc, char **argv)
> + #else
> + 		opt = getopt(argc, argv, "l:f:d:m:n:i:s:p:c:hv");
> + #endif
> +-		fprintf(stderr, "Opt: %c (%hhx)\n", opt, opt);
> + 		if (opt == -1)
> + 			break;
> + 
> +@@ -364,7 +363,6 @@ int main(int argc, char **argv)
> + 		usage(pname);
> + 		return -1;
> + 	}
> +-	lease_file[sizeof(lease_file)-1] = '\0';
> + 	if (debug > 1)
> + 		yydebug = 1; /* Parser debug */
> + 	else
> +@@ -396,19 +394,19 @@ int main(int argc, char **argv)
> + 	sa.sa_handler = SIG_IGN;
> + 	sigaction(SIGPIPE, &sa, NULL);
> + 
> +-	int err = NLE_SUCCESS;
> ++	int res = 0;
> + 	nl = nl_socket_alloc();
> + 
> + 	if (!nl) {
> +-		log_msg_nl_perror("nl_sock_alloc", NLE_NOMEM);
> ++		log_msg_nl_perror("nl_sock_alloc", -NLE_NOMEM);
> + 		return 1;
> + 	}
> + 
> +-	err = genl_connect(nl);
> +-	log_msg_nl_perror("genl_connect", err);
> ++	res = genl_connect(nl);
> ++	log_msg_nl_perror("genl_connect", res);
> + 
> + 	family = genl_ctrl_resolve(nl, IEEE802154_NL_NAME);
> +-	log_msg_nl_perror("genl_ctrl_resolve", NLE_NOMEM);
> ++	log_msg_nl_perror("genl_ctrl_resolve", family);
> + 
> + 	nl_socket_add_membership(nl, nl_get_multicast_id(nl, IEEE802154_NL_NAME, IEEE802154_MCAST_COORD_NAME));
> + 
> +@@ -449,7 +447,7 @@ int main(int argc, char **argv)
> + 			return 2;
> + 		}
> + 	}
> +-	pid_fd = open (PID_FILE, O_WRONLY | O_CREAT, 0640);
> ++	pid_fd = open (pid_file, O_WRONLY | O_TRUNC | O_CREAT, 0640);
> + 	if (pid_fd < 0) {
> + 		perror ("open");
> + 		return 1;
> +@@ -469,8 +467,8 @@ int main(int argc, char **argv)
> + 	mlme_start(short_addr, pan, channel, 1, iface);
> + 
> + 	while (!die_flag) {
> +-		err = nl_recvmsgs_default(nl);
> +-		log_msg_nl_perror("nl_recvmsgs", err);
> ++		res = nl_recvmsgs_default(nl);
> ++		log_msg_nl_perror("nl_recvmsgs", res);
> + 	}
> + 	cleanup(0);
> + 
> diff --git a/patches/lowpan-tools-0.3/series b/patches/lowpan-tools-0.3/series
> new file mode 100644
> index 0000000..7f7c24f
> --- /dev/null
> +++ b/patches/lowpan-tools-0.3/series
> @@ -0,0 +1 @@
> +0001-Avoid-crashing-in-izcoordinator.patch
> -- 
> 1.8.1.4
> 
> 
> -- 
> ptxdist mailing list
> ptxdist@pengutronix.de
> 

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