[PATCH] xfs:xfs_dir2_node.c: pointer use before check for null

From: Denis Efremov
Date: Tue Oct 22 2013 - 03:38:38 EST


Reorder of assert and args pointer dereference.

Found by Linux Driver Verification project (linuxtesting.org) -
PVS-Studio analyzer.

Signed-off-by: Denis Efremov <yefremov.denis@xxxxxxxxx>
---
fs/xfs/xfs_dir2_node.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index 4c3dba7..0ba7382 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -1365,8 +1365,8 @@ xfs_dir2_leafn_split(
* Allocate space for a new leaf node.
*/
args = state->args;
- mp = args->dp->i_mount;
ASSERT(args != NULL);
+ mp = args->dp->i_mount;
ASSERT(oldblk->magic == XFS_DIR2_LEAFN_MAGIC);
error = xfs_da_grow_inode(args, &blkno);
if (error) {
--
1.8.3.1

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