linux-kernel - [PATCH] staging: rtl8723bs: os_dep: simplify the return statement.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Sat, 9 Oct 2021 21:09:12 +0530
From:   Saurav Girepunje <saurav.girepunje@...il.com>
To:     gregkh@...uxfoundation.org, fabioaiuto83@...il.com,
        ross.schm.dev@...il.com, marcocesati@...il.com,
        insafonov@...il.com, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Cc:     saurav.girepunje@...mail.com
Subject: [PATCH] staging: rtl8723bs: os_dep: simplify the return statement.

Remove the unneeded and redundant check of variable on goto out.
Simplify the return using multiple goto label to avoid
unneeded check.

Signed-off-by: Saurav Girepunje <saurav.girepunje@...il.com>
---
 .../staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 29 ++++++++++---------
 1 file changed, 15 insertions(+), 14 deletions(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
index 0868f56e2979..574fdb6adce7 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
@@ -2282,18 +2282,18 @@ static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, str

 	if (!name) {
 		ret = -EINVAL;
-		goto out;
+		goto err_out;
 	}

 	if (pwdev_priv->pmon_ndev) {
 		ret = -EBUSY;
-		goto out;
+		goto err_out;
 	}

 	mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
 	if (!mon_ndev) {
 		ret = -ENOMEM;
-		goto out;
+		goto err_out;
 	}

 	mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
@@ -2312,7 +2312,7 @@ static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, str
 	mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev));
 	if (!mon_wdev) {
 		ret = -ENOMEM;
-		goto out;
+		goto err_zmalloc;
 	}

 	mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
@@ -2322,22 +2322,23 @@ static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, str

 	ret = cfg80211_register_netdevice(mon_ndev);
 	if (ret) {
-		goto out;
+		goto err_register;
 	}

 	*ndev = pwdev_priv->pmon_ndev = mon_ndev;
 	memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1);

-out:
-	if (ret && mon_wdev) {
-		kfree(mon_wdev);
-		mon_wdev = NULL;
-	}
+err_register:

-	if (ret && mon_ndev) {
-		free_netdev(mon_ndev);
-		*ndev = mon_ndev = NULL;
-	}
+	kfree(mon_wdev);
+	mon_wdev = NULL;
+
+err_zmalloc:
+
+	free_netdev(mon_ndev);
+	*ndev = mon_ndev = NULL;
+
+err_out:

 	return ret;
 }
--
2.32.0