mt76: usb: remove skb check in mt76x{0,2}u mcu routines

Remove mt76_mcu_msg_alloc return value check since it is already
evaluated in __mt76x02u_mcu_send_msg
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76x0/mcu.c

@@ -54,8 +54,6 @@ int mt76x0_mcu_function_select(struct mt76x0_dev *dev,
 	};
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_FUN_SET_OP, func == 5);
 }
 
@@ -72,8 +70,6 @@ mt76x0_mcu_calibrate(struct mt76x0_dev *dev, enum mcu_calibrate cal, u32 val)
 	};
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_CALIBRATION_OP, true);
 }
 

drivers/net/wireless/mediatek/mt76/mt76x2u_mcu.c

@@ -43,8 +43,6 @@ mt76x2u_mcu_function_select(struct mt76x2_dev *dev, enum mcu_function func,
 	struct sk_buff *skb;
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_FUN_SET_OP,
 				 func != Q_SELECT);
 }
@@ -61,8 +59,6 @@ int mt76x2u_mcu_set_radio_state(struct mt76x2_dev *dev, bool val)
 	struct sk_buff *skb;
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_POWER_SAVING_OP,
 				 false);
 }
@@ -91,8 +87,6 @@ int mt76x2u_mcu_load_cr(struct mt76x2_dev *dev, u8 type, u8 temp_level,
 
 	/* first set the channel without the extension channel info */
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_LOAD_CR, true);
 }
 
@@ -119,18 +113,12 @@ int mt76x2u_mcu_set_channel(struct mt76x2_dev *dev, u8 channel, u8 bw,
 
 	/* first set the channel without the extension channel info */
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
-
 	mt76_mcu_send_msg(dev, skb, CMD_SWITCH_CHANNEL_OP, true);
 
 	usleep_range(5000, 10000);
 
 	msg.ext_chan = 0xe0 + bw_index;
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
-
 	return mt76_mcu_send_msg(dev, skb, CMD_SWITCH_CHANNEL_OP, true);
 }
 
@@ -147,8 +135,6 @@ int mt76x2u_mcu_calibrate(struct mt76x2_dev *dev, enum mcu_calibration type,
 	struct sk_buff *skb;
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_CALIBRATION_OP, true);
 }
 
@@ -168,8 +154,6 @@ int mt76x2u_mcu_init_gain(struct mt76x2_dev *dev, u8 channel, u32 gain,
 		msg.channel |= cpu_to_le32(BIT(31));
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_INIT_GAIN_OP, true);
 }
 
@@ -194,8 +178,6 @@ int mt76x2u_mcu_set_dynamic_vga(struct mt76x2_dev *dev, u8 channel, bool ap,
 	msg.channel = cpu_to_le32(val);
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_DYNC_VGA_OP, true);
 }
 
@@ -212,8 +194,6 @@ int mt76x2u_mcu_tssi_comp(struct mt76x2_dev *dev,
 	struct sk_buff *skb;
 
 	skb = mt76_mcu_msg_alloc(dev, &msg, sizeof(msg));
-	if (!skb)
-		return -ENOMEM;
 	return mt76_mcu_send_msg(dev, skb, CMD_CALIBRATION_OP, true);
 }