From: Hante Meuleman <meuleman@broadcom.com>
Date: Wed, 3 Dec 2014 20:05:27 +0000 (+0100)
Subject: brcmfmac: Fix bitmap malloc bug in msgbuf.
X-Git-Tag: firefly_0821_release~176^2~2717^2~28^2~13
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=333c2aa029b847051a2db76a6ca59f699a520030;p=firefly-linux-kernel-4.4.55.git

brcmfmac: Fix bitmap malloc bug in msgbuf.

Cc: stable@vger.kernel.org # v3.17, v3.18
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
index 9f783db34ae5..5b0b70fa1aea 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
@@ -1354,6 +1354,7 @@ int brcmf_proto_msgbuf_attach(struct brcmf_pub *drvr)
 	}
 	INIT_WORK(&msgbuf->txflow_work, brcmf_msgbuf_txflow_worker);
 	count = BITS_TO_LONGS(if_msgbuf->nrof_flowrings);
+	count = count * sizeof(unsigned long);
 	msgbuf->flow_map = kzalloc(count, GFP_KERNEL);
 	if (!msgbuf->flow_map)
 		goto fail;