diff options
| author | Hyunchul Lee <hyc.lee@gmail.com> | 2021-08-30 13:27:43 +0900 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2021-09-03 23:29:45 -0500 |
| commit | 72d6cbb533d4309734606027fe083c4edb0aa7aa (patch) | |
| tree | cc59411c0d3dc53e64f21b4b06ccf2ba1d21c090 /fs/ksmbd | |
| parent | d475866eeed89cc44ed54e0cd296537a68667b1b (diff) | |
ksmbd: smbd: fix dma mapping error in smb_direct_post_send_data
Becase smb direct header is mapped and msg->num_sge
already is incremented, the decrement should be
removed from the condition.
Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/ksmbd')
| -rw-r--r-- | fs/ksmbd/transport_rdma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c index 58f530056ac0..52b2556e76b1 100644 --- a/fs/ksmbd/transport_rdma.c +++ b/fs/ksmbd/transport_rdma.c @@ -1168,7 +1168,7 @@ static int smb_direct_post_send_data(struct smb_direct_transport *t, pr_err("failed to map buffer\n"); ret = -ENOMEM; goto err; - } else if (sg_cnt + msg->num_sge > SMB_DIRECT_MAX_SEND_SGES - 1) { + } else if (sg_cnt + msg->num_sge > SMB_DIRECT_MAX_SEND_SGES) { pr_err("buffer not fitted into sges\n"); ret = -E2BIG; ib_dma_unmap_sg(t->cm_id->device, sg, sg_cnt, |