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authorRik van Riel <riel@redhat.com>2010-04-26 20:33:03 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-27 19:26:51 +0400
commit5892753383090a3eddf0e1b043c95e3b2c7feda5 (patch)
treef1a1d3b449f275dd34ba34208704e92900032f9b /arch
parenta231a1f2714ce3b28445ac512a556d6c95517dab (diff)
downloadlinux-5892753383090a3eddf0e1b043c95e3b2c7feda5.tar.xz
mmap: check ->vm_ops before dereferencing
Check whether the VMA has a vm_ops before calling close, just like we check vm_ops before calling open a few dozen lines higher up in the function. Signed-off-by: Rik van Riel <riel@redhat.com> Reported-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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