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rds: remove redundant variable 'sg_off' 

Variable sg_off is assigned a value but it is never read, hence it is
redundant and can be removed.

Cleans up clang warning:
net/rds/message.c:373:2: warning: Value stored to 'sg_off' is never read

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Colin Ian King 2018-03-11 17:27:56 +01:00 committed by David S. Miller
parent bbfa047a25
commit bdf08fc541
1 changed files with 0 additions and 2 deletions
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2
net/rds/message.c
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@ -357,7 +357,6 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in
static int rds_message_zcopy_from_user(struct rds_message *rm, struct iov_iter *from)
{
unsigned long sg_off;
struct scatterlist *sg;
int ret = 0;
int length = iov_iter_count(from);
@ -370,7 +369,6 @@ static int rds_message_zcopy_from_user(struct rds_message *rm, struct iov_iter *
* now allocate and copy in the data payload.
*/
sg = rm->data.op_sg;
sg_off = 0; /* Dear gcc, sg->page will be null from kzalloc. */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)