igc: Set buffer type for empty frames in igc_init_empty_frame

Set the buffer type to IGC_TX_BUFFER_TYPE_SKB for empty frame in the
igc_init_empty_frame function. This ensures that the buffer type is
correctly identified and handled during Tx ring cleanup.

Fixes: db0b124 ("igc: Enhance Qbv scheduling by using first flag bit")
Cc: [email protected] # 6.2+
Signed-off-by: Song Yoong Siang <[email protected]>
Acked-by: Maciej Fijalkowski <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Tested-by: Mor Bar-Gabay <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>

Author: yoongsiang2

drivers/net/ethernet/intel/igc/igc_main.c

@@ -1096,6 +1096,7 @@ static int igc_init_empty_frame(struct igc_ring *ring,
 		return -ENOMEM;
 	}
 
+	buffer->type = IGC_TX_BUFFER_TYPE_SKB;
 	buffer->skb = skb;
 	buffer->protocol = 0;
 	buffer->bytecount = skb->len;