tree ae86a37fddd419827ab74d20f037cf6a4397a019
parent 49be780f798446ea86aa6cd687f9e51cbe569149
author Liam Howlett <liam.howlett@oracle.com> 1624934372 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1624989231 -0700

misc/sgi-gru/grufault: use vma_lookup() in gru_find_vma()

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/20210521174745.2219620-16-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>