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| author |   Andi Shyti <andi@etezian.org> | 2013-08-28 14:00:00 -0400 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2013-08-28 14:00:00 -0400 |
| commit | 27b1b22882d32aa711ab4801700dad997440d940 (patch) | |
| tree | d7e1da3eac994ca4af12b588ab20379bfb6211b3 /fs/ext4 | |
| parent | ext4: fix lost truncate due to race with writeback (diff) | |
| download | linux-dev-27b1b22882d32aa711ab4801700dad997440d940.tar.xz linux-dev-27b1b22882d32aa711ab4801700dad997440d940.zip | |
ext4: fix use of potentially uninitialized variables in debugging code
If ext_debugging is enabled and path[depth].p_ext is NULL, len
and lblock are printed non initialized
Signed-off-by: Andi Shyti <andi@etezian.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/extents.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 62b21ccea882..e7580aeb6fbc 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -2285,8 +2285,8 @@ ext4_ext_put_gap_in_cache(struct inode *inode, struct ext4_ext_path *path, ext4_lblk_t block) { int depth = ext_depth(inode); - unsigned long len; - ext4_lblk_t lblock; + unsigned long len = 0; + ext4_lblk_t lblock = 0; struct ext4_extent *ex; ex = path[depth].p_ext; @@ -2323,7 +2323,6 @@ ext4_ext_put_gap_in_cache(struct inode *inode, struct ext4_ext_path *path, ext4_es_insert_extent(inode, lblock, len, ~0, EXTENT_STATUS_HOLE); } else { - lblock = len = 0; BUG(); } |