rds: Make rds_message_copy_from_user() return 0 on success.
authorSowmini Varadhan <sowmini.varadhan@oracle.com>
Thu, 5 Feb 2015 22:41:43 +0000 (17:41 -0500)
committerDavid S. Miller <davem@davemloft.net>
Sun, 8 Feb 2015 06:41:56 +0000 (22:41 -0800)
commitd0a47d32724bf0765b8768086ef1a7a6d074a7a0
tree3cec5e71a1bcfd083dd7218a822eed300e62c857
parent11ac11999bae3c353f86b6e7dd0e43d4a0eada12
rds: Make rds_message_copy_from_user() return 0 on success.

Commit 083735f4b01b ("rds: switch rds_message_copy_from_user() to iov_iter")
breaks rds_message_copy_from_user() semantics on success, and causes it
to return nbytes copied, when it should return 0.  This commit fixes that bug.

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/rds/message.c