[2.6 patch] pktgen: remove useless assignment

[Adrian Bunk]

On main codepath pkt_dev is immediately rewritten. On error codepath it isn't
used.

Noticed by Coverity checker.

From: Alexey Dobriyan <adobriyan@xxxxxxxxx>

Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Adrian Bunk <bunk@xxxxxxxxx>

--- linux-vanilla/net/core/pktgen.c
+++ linux-coverity-1762/net/core/pktgen.c
@@ -2882,7 +2882,7 @@ static int pktgen_add_device(struct pktg
 	
 	/* We don't allow a device to be on several threads */
 
-	if( (pkt_dev = __pktgen_NN_threads(ifname, FIND)) == NULL) {
+	if(__pktgen_NN_threads(ifname, FIND) == NULL) {
 						   
 		pkt_dev = kmalloc(sizeof(struct pktgen_dev), GFP_KERNEL);
                 if (!pkt_dev) 


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