Commit e98499ac authored Apr 07, 2016 by shamir rabinovitch Committed by David S. Miller Apr 07, 2016

RDS: memory allocated must be align to 8



Fix issue in 'rds_ib_cong_recv' when accessing unaligned memory
allocated by 'rds_page_remainder_alloc' using uint64_t pointer.

Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent a0ca153f

net/rds/page.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -135,8 +135,8 @@ int rds_page_remainder_alloc(struct scatterlist *scat, unsigned long bytes,
		if (rem->r_offset != 0)
		rds_stats_inc(s_page_remainder_hit);

		rem->r_offset += bytes;
		if (rem->r_offset == PAGE_SIZE) {
		rem->r_offset += ALIGN(bytes, 8);
		if (rem->r_offset >= PAGE_SIZE) {
		__free_page(rem->r_page);
		rem->r_page = NULL;
		}