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authorOleg Nesterov <oleg@redhat.com>2015-09-04 15:48:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-04 16:54:41 -0700
commitdf1eab303c836c98a79de427aa1c7d6812acaaa9 (patch)
tree27998965226fc9e68cde07fe06f9866c66daba68 /fs/aio.c
parent31aafb45f4e1c34e4aba37c150ae4e74880b46ed (diff)
downloadlinux-df1eab303c836c98a79de427aa1c7d6812acaaa9.tar.bz2
mremap: don't leak new_vma if f_op->mremap() fails
move_vma() can't just return if f_op->mremap() fails, we should unmap the new vma like we do if move_page_tables() fails. To avoid the code duplication this patch moves the "move entries back" under the new "if (err)" branch. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: David Rientjes <rientjes@google.com> Cc: Benjamin LaHaise <bcrl@kvack.org> Cc: Hugh Dickins <hughd@google.com> Cc: Jeff Moyer <jmoyer@redhat.com> Cc: Kirill Shutemov <kirill.shutemov@linux.intel.com> Cc: Pavel Emelyanov <xemul@parallels.com> Cc: Laurent Dufour <ldufour@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/aio.c')
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