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authorDuane Griffin <duaneg@dghda.com>2008-12-19 20:47:12 +0000
committerAl Viro <viro@zeniv.linux.org.uk>2008-12-31 18:07:39 -0500
commitebd09abbd9699f328165aee50a070403fbf55a37 (patch)
treea253ba391180a3eed580a493eb831aaae167c837 /fs/ext2
parent035146851cfa2fe24c1d9dc7637bb009ad06b2f7 (diff)
downloadlinux-ebd09abbd9699f328165aee50a070403fbf55a37.tar.bz2
vfs: ensure page symlinks are NUL-terminated
On-disk data corruption could cause a page link to have its i_size set to PAGE_SIZE (or a multiple thereof) and its contents all non-NUL. NUL-terminate the link name to ensure this doesn't cause further problems for the kernel. Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Duane Griffin <duaneg@dghda.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ext2')
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