From: Stefan Weil <weil@mail.berlios.de>
Date: Thu, 24 Feb 2011 21:11:48 +0000 (+0100)
Subject: staging: brcm80211: Fix memory leak after kmalloc failure
X-Git-Tag: firefly_0821_release~7613^2~2197^2~377
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2d586ea6de0ffe3e119ed0f1d4cb0adeb6874cbc;p=firefly-linux-kernel-4.4.55.git

staging: brcm80211: Fix memory leak after kmalloc failure

This error was spotted by cppcheck:

drivers/staging/brcm80211/phy/wlc_phy_lcn.c:4053: error: Memory leak: ptr

Cc: Brett Rudley <brudley@broadcom.com>
Cc: Henry Ptasinski <henryp@broadcom.com>
Cc: linux-wireless@vger.kernel.org
Cc: devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_lcn.c b/drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_lcn.c
index 3fbbbb46a360..f027d5076c7d 100644
--- a/drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_lcn.c
+++ b/drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_lcn.c
@@ -4051,6 +4051,7 @@ wlc_lcnphy_a1(phy_info_t *pi, int cal_type, int num_levels, int step_size_lg2)
 
 	phy_c32 = kmalloc(sizeof(u16) * 20, GFP_ATOMIC);
 	if (NULL == phy_c32) {
+		kfree(ptr);
 		return;
 	}
 	phy_c26 = read_phy_reg(pi, 0x6da);