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authorAmar Tumballi <amar@gluster.com>2010-07-27 11:13:32 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-07-28 03:34:48 -0700
commit753146c0ff4b1b55892b71b36d6ca97797867aaa (patch)
tree2e449e2c30f41248c6e533d7dde7dd381166725d /xlators/performance/write-behind/src/write-behind.c
parent0aae2c46579421b871919e93619273d9a9bc79fb (diff)
some check added to the variables after GF_CALLOC
handles some NULL dereference problems (reported by clang when ran with code where '#define GF_CALLOC NULL'). Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 966 (NULL check for avoiding NULL dereferencing of pointers..) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=966
Diffstat (limited to 'xlators/performance/write-behind/src/write-behind.c')
-rw-r--r--xlators/performance/write-behind/src/write-behind.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/xlators/performance/write-behind/src/write-behind.c b/xlators/performance/write-behind/src/write-behind.c
index 4095527d8..d3f24a590 100644
--- a/xlators/performance/write-behind/src/write-behind.c
+++ b/xlators/performance/write-behind/src/write-behind.c
@@ -564,6 +564,7 @@ out:
}
GF_FREE (local);
+ local = NULL;
}
if (iobref != NULL) {
@@ -579,10 +580,11 @@ out:
* had we winded these requests, we would have unrefed
* in wb_sync_cbk.
*/
-
- list_for_each_entry_safe (request, dummy, &local->winds,
- winds) {
- wb_request_unref (request);
+ if (local) {
+ list_for_each_entry_safe (request, dummy, &local->winds,
+ winds) {
+ wb_request_unref (request);
+ }
}
if (file != NULL) {