netdev - [PATCH] wireless: airo: Delete an error message for a failed memory allocation in airo_networks

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 for Android: free password hash cracker in your pocket

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

Date:   Sat, 30 Dec 2017 20:57:15 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        Al Viro <viro@...iv.linux.org.uk>,
        David Howells <dhowells@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Ingo Molnar <mingo@...nel.org>,
        Johannes Berg <johannes.berg@...el.com>,
        Kalle Valo <kvalo@...eaurora.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] wireless: airo: Delete an error message for a failed memory
 allocation in airo_networks_allocate()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 30 Dec 2017 20:48:44 +0100

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/net/wireless/cisco/airo.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c
index 86e795de6760..a65d82d26eaa 100644
--- a/drivers/net/wireless/cisco/airo.c
+++ b/drivers/net/wireless/cisco/airo.c
@@ -2714,12 +2714,7 @@ static int airo_networks_allocate(struct airo_info *ai)
 
 	ai->networks = kcalloc(AIRO_MAX_NETWORK_COUNT, sizeof(BSSListElement),
 			       GFP_KERNEL);
-	if (!ai->networks) {
-		airo_print_warn("", "Out of memory allocating beacons");
-		return -ENOMEM;
-	}
-
-	return 0;
+	return ai->networks ? 0 : -ENOMEM;
 }
 
 static void airo_networks_free(struct airo_info *ai)
-- 
2.15.1