tree 1d5030971bc9ec95e2b388cc239530d9e8695933
parent bd4171a5d4c2827f4ae7a235389648d7c149a41b
author Dan Carpenter <dan.carpenter@oracle.com> 1481756738 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1481760248 -0800

relay: check array offset before using it

Smatch complains that we started using the array offset before we
checked that it was valid.

Fixes: 017c59c042d0 ('relay: Use per CPU constructs for the relay channel buffer pointers')
Link: http://lkml.kernel.org/r/20161013084947.GC16198@mwanda
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>