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From: Andy Green <andy@warmcat.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH 2/4] net/bnx2x: remove unmeetable comparison
Date: Fri, 11 May 2018 09:51:22 +0800	[thread overview]
Message-ID: <152600348247.53624.13691884496521997911.stgit@localhost.localdomain> (raw)
In-Reply-To: <152600339444.53624.14086407337377549776.stgit@localhost.localdomain>

/home/agreen/projects/dpdk/drivers/net/bnx2x/elink.c:
In function ‘elink_check_kr2_wa’:
/home/agreen/projects/dpdk/drivers/net/bnx2x/elink.c:12922:28:
error: bitwise comparison always evaluates to false
[-Werror=tautological-compare]
        ((next_page & 0xe0) == 0x2))));
---
 drivers/net/bnx2x/elink.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/bnx2x/elink.c b/drivers/net/bnx2x/elink.c
index 99684a5f9..2aef2b6da 100644
--- a/drivers/net/bnx2x/elink.c
+++ b/drivers/net/bnx2x/elink.c
@@ -12919,9 +12919,7 @@ static void elink_check_kr2_wa(struct elink_params *params,
 	 * but only KX is advertised, declare this link partner as non-KR2
 	 * device.
 	 */
-	not_kr2_device = (((base_page & 0x8000) == 0) ||
-			  (((base_page & 0x8000) &&
-			    ((next_page & 0xe0) == 0x2))));
+	not_kr2_device = !(base_page & 0x8000);
 
 	/* In case KR2 is already disabled, check if we need to re-enable it */
 	if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {

  parent reply	other threads:[~2018-05-11  1:51 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-11  1:51 [dpdk-dev] [PATCH 0/4] GCC8 fixes for MLX4/5/BNX2X PMD Andy Green
2018-05-11  1:51 ` [dpdk-dev] [PATCH 1/4] net/bnx2x: do not cast function pointers as a policy Andy Green
2018-05-11 16:03   ` Ferruh Yigit
2018-05-12  0:25     ` Andy Green
2018-05-11 16:33   ` De Lara Guarch, Pablo
2018-05-11  1:51 ` Andy Green [this message]
2018-05-11 16:32   ` [dpdk-dev] [PATCH 2/4] net/bnx2x: remove unmeetable comparison De Lara Guarch, Pablo
2018-05-11 18:10     ` Stephen Hemminger
2018-05-12  1:04       ` Andy Green
2018-05-11  1:51 ` [dpdk-dev] [PATCH 3/4] net/mlx5: solve var may be used uninitialized Andy Green
2018-05-11 16:25   ` De Lara Guarch, Pablo
2018-05-13  4:45   ` Shahaf Shuler
2018-05-13  5:25     ` Andy Green
2018-05-11  1:51 ` [dpdk-dev] [PATCH 4/4] net/bnx2x: solve overruns Andy Green
2018-05-11 16:21   ` De Lara Guarch, Pablo
2018-05-11 16:04 ` [dpdk-dev] [PATCH 0/4] GCC8 fixes for MLX4/5/BNX2X PMD Ferruh Yigit

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