Commit 5a2b5531 authored Oct 04, 2024 by OGAWA Hirofumi Committed by Harshit Mogalapalli Feb 07, 2025

fat: fix uninitialized variable

commit 963a7f4d3b90ee195b895ca06b95757fcba02d1a upstream.

syszbot produced this with a corrupted fs image.  In theory, however an IO
error would trigger this also.

This affects just an error report, so should not be a serious error.

Link: https://lkml.kernel.org/r/87r08wjsnh.fsf@mail.parknet.co.jp
Link: https://lkml.kernel.org/r/66ff2c95.050a0220.49194.03e9.GAE@google.com


Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Reported-by:  <syzbot+ef0d7bc412553291aa86@syzkaller.appspotmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 09b2d2a2267187336b446f4c08e6204c30688bcf)
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>

parent 9b9e89ae

fs/fat/namei_vfat.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1029,7 +1029,7 @@ static int vfat_rename(struct inode old_dir, struct dentry old_dentry,
		if (corrupt < 0) {
		fat_fs_error(new_dir->i_sb,
		"%s: Filesystem corrupted (i_pos %lld)",
		__func__, sinfo.i_pos);
		__func__, new_i_pos);
		}
		goto out;
		}