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authorGraff Yang <graff.yang@gmail.com>2009-08-18 14:11:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-08-18 16:31:13 -0700
commit28d7a6ae92c099d81cbea08c20be0d2cf7ccd7ca (patch)
tree7db56042d0c3e6749c749e1608b3e699485326cf /REPORTING-BUGS
parent191529756633052680dd9d23ad63744ca5aa02a1 (diff)
downloadvexpress-lsk-28d7a6ae92c099d81cbea08c20be0d2cf7ccd7ca.tar.gz
nommu: check fd read permission in validate_mmap_request()
According to the POSIX (1003.1-2008), the file descriptor shall have been opened with read permission, regardless of the protection options specified to mmap(). The ltp test cases mmap06/07 need this. Signed-off-by: Graff Yang <graff.yang@gmail.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Greg Ungerer <gerg@snapgear.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'REPORTING-BUGS')
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