]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
x86/sgx: use vma_lookup() in sgx_encl_find()
authorLiam Howlett <liam.howlett@oracle.com>
Tue, 29 Jun 2021 02:39:14 +0000 (19:39 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 29 Jun 2021 17:53:51 +0000 (10:53 -0700)
commit9ce2c3fc0be6e7d0bb2236a33bbb7a0f1943bd81
treea993b91417452b7c07ed99ec2d73007ab93f29c8
parent3b93e042a59dd8c5b252eb0934f195f169ce68f9
x86/sgx: use vma_lookup() in sgx_encl_find()

Use vma_lookup() to find the VMA at a specific address.  As vma_lookup()
will return NULL if the address is not within any VMA, the start address
no longer needs to be validated.

Link: https://lkml.kernel.org/r/20210521174745.2219620-10-Liam.Howlett@Oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Reviewed-by: Laurent Dufour <ldufour@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/x86/kernel/cpu/sgx/encl.h