diff mbox series

[09/10] net/e1000: add function return value check

Message ID 1618839289-33224-10-git-send-email-humin29@huawei.com (mailing list archive)
State New
Delegated to: Thomas Monjalon
Headers show
Series fixes for clean code | expand

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

humin (Q) April 19, 2021, 1:34 p.m. UTC 
From: HongBo Zheng <zhenghongbo3@huawei.com>

Return value of a function 'e1000_phy_has_link_generic'
called at e1000_kmrn_lock_loss_workaround_ich8lan is not
checked, but it is usually checked for this function.

This patch fix this problem.

Fixes: 5a32a257f957 ("e1000: more NICs in base driver")
Cc: stable@dpdk.org

Signed-off-by: HongBo Zheng <zhenghongbo3@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
---
 drivers/net/e1000/base/e1000_ich8lan.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/e1000/base/e1000_ich8lan.c b/drivers/net/e1000/base/e1000_ich8lan.c
index 14f86b7..67adc46 100644
--- a/drivers/net/e1000/base/e1000_ich8lan.c
+++ b/drivers/net/e1000/base/e1000_ich8lan.c
@@ -5406,6 +5406,8 @@  STATIC s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
 	 * stability
 	 */
 	ret_val = e1000_phy_has_link_generic(hw, 1, 0, &link);
+	if (ret_val)
+		return ret_val;
 	if (!link)
 		return E1000_SUCCESS;