seq_file: always clear m->count when we free m->buf
authorAl Viro <viro@ZenIV.linux.org.uk>
Tue, 19 Nov 2013 01:20:43 +0000 (01:20 +0000)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 19 Nov 2013 03:07:53 +0000 (19:07 -0800)
commit801a76050bcf8d4e500eb8d048ff6265f37a61c8
tree261258d2a4f61f07f238c18ea1087fca6eea9947
parent27b5c3f3cc9c5ce0702db1cca718c827e8b689e9
seq_file: always clear m->count when we free m->buf

Once we'd freed m->buf, m->count should become zero - we have no valid
contents reachable via m->buf.

Reported-by: Charley (Hao Chuan) Chu <charley.chu@broadcom.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/seq_file.c