[patch 14/60] pktgen: do not access flows[] beyond its length

[Greg KH]

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

------------------
From: Florian Westphal <fw@xxxxxxxxx>

[ Upstream commit 5b5f792a6a9a2f9ae812d151ed621f72e99b1725 ]

typo -- pkt_dev->nflows is for stats only, the number of concurrent
flows is stored in cflows.

Reported-By: Vladimir Ivashchenko <hazard@xxxxxxxxxxxxx>
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 net/core/pktgen.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2449,7 +2449,7 @@ static inline void free_SAs(struct pktge
 	if (pkt_dev->cflows) {
 		/* let go of the SAs if we have them */
 		int i = 0;
-		for (;  i < pkt_dev->nflows; i++){
+		for (;  i < pkt_dev->cflows; i++) {
 			struct xfrm_state *x = pkt_dev->flows[i].x;
 			if (x) {
 				xfrm_state_put(x);


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