block, sx8: fix pointer math issue getting fw version

"mem" is type u8.  We need parenthesis here or it screws up the pointer
math probably leading to an oops.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: stable@kernel.org
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index e7472f5..3fb6ab4 100644 (file)
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -1120,7 +1120,7 @@ static inline void carm_handle_resp(struct carm_host *host,
                        break;
                case MISC_GET_FW_VER: {
                        struct carm_fw_ver *ver = (struct carm_fw_ver *)
-                               mem + sizeof(struct carm_msg_get_fw_ver);
+                               (mem + sizeof(struct carm_msg_get_fw_ver));
                        if (!error) {
                                host->fw_ver = le32_to_cpu(ver->version);
                                host->flags |= (ver->features & FL_FW_VER_MASK);