linux/ena: Fix XDP redirection error on c6gn machines

This patch removes the redundant meta descriptor validity check for c6gn
machines. Since the descriptor can be all zeroes, annotating that the
meta is valid doesn't have much of an effect.

Change-Id: Ia3a60af61ff538dde48422619ae957fd330bb6a3
Signed-off-by: Shay Agroskin <[email protected]>

Author: ShayAgros

kernel/linux/common/ena_com/ena_eth_com.c

@@ -328,9 +328,6 @@ static int ena_com_create_and_store_tx_meta_desc(struct ena_com_io_sq *io_sq,
 	 * compare it to the stored version, just create the meta
 	 */
 	if (io_sq->disable_meta_caching) {
-		if (unlikely(!ena_tx_ctx->meta_valid))
-			return -EINVAL;
-
 		*have_meta = true;
 		return ena_com_create_meta(io_sq, ena_meta);
 	}