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authorGrant Likely <grant.likely@secretlab.ca>2012-12-07 17:02:47 +0000
committerGrant Likely <grant.likely@secretlab.ca>2012-12-07 17:02:47 +0000
commit7730cba2a50332c194f50a58b86359ea39a82bd1 (patch)
tree64c8d7228da1454c02288068e57a9c61f8b0acd0 /fs/ext3/balloc.c
parentc20151dff8a6d503c0d0cc4387c33a618cdabcb7 (diff)
parentb69f0859dc8e633c5d8c06845811588fe17e68b3 (diff)
downloadolio-linux-3.10-7730cba2a50332c194f50a58b86359ea39a82bd1.tar.xz
olio-linux-3.10-7730cba2a50332c194f50a58b86359ea39a82bd1.zip
Merge tag 'v3.7-rc8' into spi/next
Linux 3.7-rc8
Diffstat (limited to 'fs/ext3/balloc.c')
-rw-r--r--fs/ext3/balloc.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
index 7320a66e958..22548f56197 100644
--- a/fs/ext3/balloc.c
+++ b/fs/ext3/balloc.c
@@ -2101,8 +2101,9 @@ int ext3_trim_fs(struct super_block *sb, struct fstrim_range *range)
end = start + (range->len >> sb->s_blocksize_bits) - 1;
minlen = range->minlen >> sb->s_blocksize_bits;
- if (unlikely(minlen > EXT3_BLOCKS_PER_GROUP(sb)) ||
- unlikely(start >= max_blks))
+ if (minlen > EXT3_BLOCKS_PER_GROUP(sb) ||
+ start >= max_blks ||
+ range->len < sb->s_blocksize)
return -EINVAL;
if (end >= max_blks)
end = max_blks - 1;