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authorVikas Gorur <vikas@gluster.com>2009-11-18 05:20:08 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-11-18 05:55:58 -0800
commit8f0ec7204d4b79dfb9fcf5f61df6275f6d4896fb (patch)
tree8a51c938bf6b039ce92d32486967e1341d028d1d /libglusterfs
parent4b233c6341134d11b170fa4cdbafc49246b46975 (diff)
libglusterfs: Fix error handling in _gf_log.
Unlock the mutex when an error occurs instead of jumping straight to "out". Signed-off-by: Vikas Gorur <vikas@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 394 (Possible deadlock in _gf_log) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=394
Diffstat (limited to 'libglusterfs')
-rw-r--r--libglusterfs/src/logging.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/libglusterfs/src/logging.c b/libglusterfs/src/logging.c
index c5ffedbeb..46b3ac5af 100644
--- a/libglusterfs/src/logging.c
+++ b/libglusterfs/src/logging.c
@@ -494,12 +494,12 @@ log:
basename, line, function,
domain);
if (-1 == ret) {
- goto out;
+ goto unlock;
}
ret = vasprintf (&str2, fmt, ap);
if (-1 == ret) {
- goto out;
+ goto unlock;
}
va_end (ap);
@@ -513,9 +513,10 @@ log:
fprintf (logfile, "%s\n", msg);
fflush (logfile);
}
+unlock:
pthread_mutex_unlock (&logfile_mutex);
- if (__central_log_enabled &&
+ if ((ret != -1) && __central_log_enabled &&
((glusterfs_central_log_flag_get ()) == 0)) {
glusterfs_central_log_flag_set ();
@@ -524,11 +525,15 @@ log:
}
glusterfs_central_log_flag_unset ();
}
-
- FREE (msg);
- FREE (str1);
- FREE (str2);
+ if (msg)
+ FREE (msg);
+
+ if (str1)
+ FREE (str1);
+
+ if (str2)
+ FREE (str2);
out:
return (0);