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>

1 files changed, 0 insertions, 2 deletions

diff --git a/net/rds/message.c b/net/rds/message.c
index 4462e4c9bd7d..a35f76971984 100644
--- a/net/rds/message.c
+++ b/net/rds/message.c
@@ -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)