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[PATCH 4.10 120/129] bnxt_en: allocate enough space for ->ntp_fltr_bmap

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  [PATCH 4.10 120/129] bnxt_en: allocate enough space for ->ntp_fltr_bmap Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-05-11 17:20 +0200

#1639697 — [PATCH 4.10 120/129] bnxt_en: allocate enough space for ->ntp_fltr_bmap

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

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

From: Dan Carpenter <dan.carpenter@oracle.com>


[ Upstream commit ac45bd93a5035c2f39c9862b8b6ed692db0fdc87 ]

We have the number of longs, but we need to calculate the number of
bytes required.

Fixes: c0c050c58d84 ("bnxt_en: New Broadcom ethernet driver.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -2869,7 +2869,8 @@ static int bnxt_alloc_ntp_fltrs(struct b
 		INIT_HLIST_HEAD(&bp->ntp_fltr_hash_tbl[i]);
 
 	bp->ntp_fltr_count = 0;
-	bp->ntp_fltr_bmap = kzalloc(BITS_TO_LONGS(BNXT_NTP_FLTR_MAX_FLTR),
+	bp->ntp_fltr_bmap = kcalloc(BITS_TO_LONGS(BNXT_NTP_FLTR_MAX_FLTR),
+				    sizeof(long),
 				    GFP_KERNEL);
 
 	if (!bp->ntp_fltr_bmap)

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