[PATCH 3.18 06/84] brcmfmac: Fix bitmap malloc bug in msgbuf.

From: Greg Kroah-Hartman
Date: Tue Jan 06 2015 - 22:09:23 EST


3.18-stable review patch. If anyone has any objections, please let me know.

------------------

From: Hante Meuleman <meuleman@xxxxxxxxxxxx>

commit 333c2aa029b847051a2db76a6ca59f699a520030 upstream.

Reviewed-by: Arend Van Spriel <arend@xxxxxxxxxxxx>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@xxxxxxxxxxxx>
Signed-off-by: Hante Meuleman <meuleman@xxxxxxxxxxxx>
Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
@@ -1355,6 +1355,7 @@ int brcmf_proto_msgbuf_attach(struct brc
}
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;


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