diff options
author | Manish Katiyar <mkatiyar@gmail.com> | 2009-02-12 15:57:04 -0500 |
---|---|---|
committer | Jan Kara <jack@suse.cz> | 2009-03-25 21:18:38 -0400 |
commit | c16831b4cc9b0805adf8ca3001752a7ec10a17bf (patch) | |
tree | 09e727619e61f9531c879e907eb37f0735cf6f79 /fs | |
parent | 620372a9ffc6f1239a4f379ff145de9e4b5d23ba (diff) |
ext2: Zero our b_size in ext2_quota_read()
ext2_quota_read() doesn't initialize tmp_bh.b_size before calling
ext2_get_block() where we access it. Since it is a local variable it
might contain some garbage. Make sure it is filled with reasonable
value before passing.
Signed-off-by: Manish Katiyar <mkatiyar@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/ext2/super.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 7c6e3606f0e..f983225266d 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c | |||
@@ -1331,6 +1331,7 @@ static ssize_t ext2_quota_read(struct super_block *sb, int type, char *data, | |||
1331 | sb->s_blocksize - offset : toread; | 1331 | sb->s_blocksize - offset : toread; |
1332 | 1332 | ||
1333 | tmp_bh.b_state = 0; | 1333 | tmp_bh.b_state = 0; |
1334 | tmp_bh.b_size = sb->s_blocksize; | ||
1334 | err = ext2_get_block(inode, blk, &tmp_bh, 0); | 1335 | err = ext2_get_block(inode, blk, &tmp_bh, 0); |
1335 | if (err < 0) | 1336 | if (err < 0) |
1336 | return err; | 1337 | return err; |