Re: [PATCH][next] staging: qlge: fix read of an uninitialized pointer

From: Coiby Xu
Date: Wed Feb 03 2021 - 08:51:33 EST


On Wed, Feb 03, 2021 at 01:38:34PM +0000, Colin King wrote:
From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Currently the pointer 'reporter' is not being initialized and is
being read in a netdev_warn message. The pointer is not used
and is redundant, fix this by removing it and replacing the reference
to it with priv->reporter instead.

Addresses-Coverity: ("Uninitialized pointer read")
Fixes: 1053c27804df ("staging: qlge: coredump via devlink health reporter")
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/staging/qlge/qlge_devlink.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c
index c6ef5163e241..86834d96cebf 100644
--- a/drivers/staging/qlge/qlge_devlink.c
+++ b/drivers/staging/qlge/qlge_devlink.c
@@ -150,7 +150,6 @@ static const struct devlink_health_reporter_ops qlge_reporter_ops = {

void qlge_health_create_reporters(struct qlge_adapter *priv)
{
- struct devlink_health_reporter *reporter;
struct devlink *devlink;

devlink = priv_to_devlink(priv);
@@ -160,5 +159,5 @@ void qlge_health_create_reporters(struct qlge_adapter *priv)
if (IS_ERR(priv->reporter))
netdev_warn(priv->ndev,
"Failed to create reporter, err = %ld\n",
- PTR_ERR(reporter));
+ PTR_ERR(priv->reporter));
}
--
2.29.2


Thanks for fixing this issue.

Reviewed-by: Coiby Xu <coiby.xu@xxxxxxxxx>

--
Best regards,
Coiby