[dpdk-dev] [PATCH 13/20] net/ena/base: add missing unlikely

Michal Krawczyk mk at semihalf.com
Thu Sep 17 07:30:28 CEST 2020


To align the error checking code with other parts of the ena_com,
the conditional check is being tested for the error was wrapped inside
unlikely().

Signed-off-by: Michal Krawczyk <mk at semihalf.com>
Reviewed-by: Igor Chauskin <igorch at amazon.com>
Reviewed-by: Guy Tzalik <gtzalik at amazon.com>
---
 drivers/net/ena/base/ena_com.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ena/base/ena_com.c b/drivers/net/ena/base/ena_com.c
index f2668f79c7..3686ae05c4 100644
--- a/drivers/net/ena/base/ena_com.c
+++ b/drivers/net/ena/base/ena_com.c
@@ -2973,7 +2973,7 @@ int ena_com_config_dev_mode(struct ena_com_dev *ena_dev,
 	ena_dev->tx_max_header_size = llq_info->desc_list_entry_size -
 		(llq_info->descs_num_before_header * sizeof(struct ena_eth_io_tx_desc));
 
-	if (ena_dev->tx_max_header_size == 0) {
+	if (unlikely(ena_dev->tx_max_header_size == 0)) {
 		ena_trc_err("the size of the LLQ entry is smaller than needed\n");
 		return -EINVAL;
 	}
-- 
2.25.1



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