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RDS: memory allocated must be align to 8

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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>
This commit is contained in:
shamir rabinovitch 2016-04-07 07:57:35 -04:00 committed by David S. Miller
parent a0ca153f98
commit e98499ac63
1 changed files with 2 additions and 2 deletions
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4
net/rds/page.c
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@ -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;
}