]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
fat: fix possible overflow for fat_clusters
authorOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Fri, 24 May 2013 22:55:08 +0000 (15:55 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Jun 2013 19:46:35 +0000 (12:46 -0700)
commit2b90057252cfde394556c989a0eb740ed6734389
tree6cf135700e9559592b386bc5d629a05f136e1082
parentdae84f25ac695ff740ce1ca2226e5451ba296fc3
fat: fix possible overflow for fat_clusters

commit 7b92d03c3239f43e5b86c9cc9630f026d36ee995 upstream.

Intermediate value of fat_clusters can be overflowed on 32bits arch.

Reported-by: Krzysztof Strasburger <strasbur@chkw386.ch.pwr.wroc.pl>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/fat/inode.c