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(parent: ff19ac8) | patch
ext4: fix potential integer overflow
authorInsu Yun <wuninsu@gmail.com>
Fri, 12 Feb 2016 06:15:59 +0000 (01:15 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 Feb 2016 19:57:46 +0000 (11:57 -0800)
commit819f428a70930100319b7e30716e467c6a183737
treee187943e4665808579cdfad9681c8fb333493daftree | snapshot (tar.gz zip)
parentff19ac8fb71e8a2bf07d61b959062998139c1104commit | diff
ext4: fix potential integer overflow

commit 46901760b46064964b41015d00c140c83aa05bcf upstream.

Since sizeof(ext_new_group_data) > sizeof(ext_new_flex_group_data),
integer overflow could be happened.
Therefore, need to fix integer overflow sanitization.

Signed-off-by: Insu Yun <wuninsu@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/ext4/resize.c diff | blob | blame | history
kernel source for telekom puls (alcatel/mediatek)