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staging: qlge: deal with the case that devlink_health_reporter_create fails 

devlink_health_reporter_create may fail. In that case, do the cleanup
work.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Coiby Xu <coxu@redhat.com>
Link: https://lore.kernel.org/r/20210324010002.109846-1-coxu@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Coiby Xu 2021-03-24 09:00:01 +08:00 committed by Greg Kroah-Hartman
parent 9c15db92a8
commit d8827ae8e2
3 changed files with 15 additions and 5 deletions
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10
drivers/staging/qlge/qlge_devlink.c
View File

@ -148,16 +148,20 @@ static const struct devlink_health_reporter_ops qlge_reporter_ops = {
.dump = qlge_reporter_coredump,
};
void qlge_health_create_reporters(struct qlge_adapter *priv)
long qlge_health_create_reporters(struct qlge_adapter *priv)
{
struct devlink *devlink;
long err = 0;
devlink = priv_to_devlink(priv);
priv->reporter =
devlink_health_reporter_create(devlink, &qlge_reporter_ops,
0, priv);
if (IS_ERR(priv->reporter))
if (IS_ERR(priv->reporter)) {
err = PTR_ERR(priv->reporter);
netdev_warn(priv->ndev,
"Failed to create reporter, err = %ld\n",
PTR_ERR(priv->reporter));
err);
}
return err;
}

2
drivers/staging/qlge/qlge_devlink.h
View File

@ -4,6 +4,6 @@
#include <net/devlink.h>
void qlge_health_create_reporters(struct qlge_adapter *priv);
long qlge_health_create_reporters(struct qlge_adapter *priv);
#endif /* QLGE_DEVLINK_H */

8
drivers/staging/qlge/qlge_main.c
View File

@ -4621,7 +4621,11 @@ static int qlge_probe(struct pci_dev *pdev,
if (err)
goto netdev_free;
qlge_health_create_reporters(qdev);
err = qlge_health_create_reporters(qdev);
if (err)
goto devlink_unregister;
/* Start up the timer to trigger EEH if
* the bus goes dead
*/
@ -4633,6 +4637,8 @@ static int qlge_probe(struct pci_dev *pdev,
cards_found++;
return 0;
devlink_unregister:
devlink_unregister(devlink);
netdev_free:
free_netdev(ndev);
devlink_free: