block, sx8: fix pointer math issue getting fw version

commit ea5f4db8ece896c2ab9eafa0924148a2596c52e4 upstream.

"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>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index b70f0fc..eec7b7a 100644 (file)
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -1116,7 +1116,7 @@ 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);