Merge tag 'linux-can-fixes-for-5.13-20210624' of git://git.kernel.org/

pub/scm/linux/kernel/git/mkl/linux-can Marc Kleine-Budde says: ==================== pull-request: can 2021-06-24 this is a pull request of 2 patches for net/master. The first patch is by Norbert Slusarek and prevent allocation of filter for optlen == 0 in the j1939 CAN protocol. The last patch is by Stephane Grosjean and fixes a potential starvation in the TX path of the peak_pciefd driver. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Jun 24, 2021 · abe9045 · abe9045
2 parents ede285b + b17233d
commit abe9045
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/drivers/net/can/peak_canfd/peak_canfd.c b/drivers/net/can/peak_canfd/peak_canfd.c
@@ -351,8 +351,8 @@ static int pucan_handle_status(struct peak_canfd_priv *priv,
 				return err;
 		}
 
-		/* start network queue (echo_skb array is empty) */
-		netif_start_queue(ndev);
+		/* wake network queue up (echo_skb array is empty) */
+		netif_wake_queue(ndev);
 
 		return 0;
 	}

diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c
@@ -676,7 +676,7 @@ static int j1939_sk_setsockopt(struct socket *sock, int level, int optname,
 
 	switch (optname) {
 	case SO_J1939_FILTER:
-		if (!sockptr_is_null(optval)) {
+		if (!sockptr_is_null(optval) && optlen != 0) {
 			struct j1939_filter *f;
 			int c;