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authorJan Kara <jack@suse.cz>2008-07-04 09:59:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-04 10:40:05 -0700
commit4d04e4fbf8fc9f5136a64d45e2c20de095c08efb (patch)
treea81c0729acc8c0186b6069ad2e1681875e481603
parentf5c8f7dae75e1e6bb3200fc61302e4d5e2df3dc2 (diff)
downloadop-kernel-dev-4d04e4fbf8fc9f5136a64d45e2c20de095c08efb.zip
op-kernel-dev-4d04e4fbf8fc9f5136a64d45e2c20de095c08efb.tar.gz
ext4: add missing unlock to an error path in ext4_quota_write()
When write in ext4_quota_write() fails, we have to properly release i_mutex. One error path has been missing the unlock... Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/ext4/super.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index cb96f127c..02bf243 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3337,8 +3337,10 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type,
blk++;
}
out:
- if (len == towrite)
+ if (len == towrite) {
+ mutex_unlock(&inode->i_mutex);
return err;
+ }
if (inode->i_size < off+len-towrite) {
i_size_write(inode, off+len-towrite);
EXT4_I(inode)->i_disksize = inode->i_size;
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