Linux-libre 4.4-gnupck-4.4-gnu

2 files changed, 15 insertions, 12 deletions

diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index f70dd5406..9ef669d24 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -388,7 +388,7 @@ static const struct net_device_ops uml_netdev_ops = {
 static int driver_registered;
 
 static void eth_configure(int n, void *init, char *mac,
-			  struct transport *transport)
+			  struct transport *transport, gfp_t gfp_mask)
 {
 	struct uml_net *device;
 	struct net_device *dev;
@@ -397,7 +397,7 @@ static void eth_configure(int n, void *init, char *mac,
 
 	size = transport->private_size + sizeof(struct uml_net_private);
 
-	device = kzalloc(sizeof(*device), GFP_KERNEL);
+	device = kzalloc(sizeof(*device), gfp_mask);
 	if (device == NULL) {
 		printk(KERN_ERR "eth_configure failed to allocate struct "
 		       "uml_net\n");
@@ -568,7 +568,7 @@ static LIST_HEAD(transports);
 static LIST_HEAD(eth_cmd_line);
 
 static int check_transport(struct transport *transport, char *eth, int n,
-			   void **init_out, char **mac_out)
+			   void **init_out, char **mac_out, gfp_t gfp_mask)
 {
 	int len;
 
@@ -582,7 +582,7 @@ static int check_transport(struct transport *transport, char *eth, int n,
 	else if (*eth != '\0')
 		return 0;
 
-	*init_out = kmalloc(transport->setup_size, GFP_KERNEL);
+	*init_out = kmalloc(transport->setup_size, gfp_mask);
 	if (*init_out == NULL)
 		return 1;
 
@@ -609,11 +609,11 @@ void register_transport(struct transport *new)
 	list_for_each_safe(ele, next, &eth_cmd_line) {
 		eth = list_entry(ele, struct eth_init, list);
 		match = check_transport(new, eth->init, eth->index, &init,
-					&mac);
+					&mac, GFP_KERNEL);
 		if (!match)
 			continue;
 		else if (init != NULL) {
-			eth_configure(eth->index, init, mac, new);
+			eth_configure(eth->index, init, mac, new, GFP_KERNEL);
 			kfree(init);
 		}
 		list_del(&eth->list);
@@ -631,10 +631,11 @@ static int eth_setup_common(char *str, int index)
 	spin_lock(&transports_lock);
 	list_for_each(ele, &transports) {
 		transport = list_entry(ele, struct transport, list);
-	        if (!check_transport(transport, str, index, &init, &mac))
+	        if (!check_transport(transport, str, index, &init,
+					&mac, GFP_ATOMIC))
 			continue;
 		if (init != NULL) {
-			eth_configure(index, init, mac, transport);
+			eth_configure(index, init, mac, transport, GFP_ATOMIC);
 			kfree(init);
 		}
 		found = 1;
diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c
index e697a4136..e9f844586 100644
--- a/arch/um/drivers/net_user.c
+++ b/arch/um/drivers/net_user.c
@@ -249,21 +249,23 @@ void close_addr(unsigned char *addr, unsigned char *netmask, void *arg)
 
 char *split_if_spec(char *str, ...)
 {
-	char **arg, *end;
+	char **arg, *end, *ret = NULL;
 	va_list ap;
 
 	va_start(ap, str);
 	while ((arg = va_arg(ap, char **)) != NULL) {
 		if (*str == '\0')
-			return NULL;
+			goto out;
 		end = strchr(str, ',');
 		if (end != str)
 			*arg = str;
 		if (end == NULL)
-			return NULL;
+			goto out;
 		*end++ = '\0';
 		str = end;
 	}
+	ret = str;
+out:
 	va_end(ap);
-	return str;
+	return ret;
 }