vmxnet3: Dont allocate extra MSI-x vectors

In case of single tx and rx queues, three MSI-x vectors are allocated instead
of two. This patch fixes that.

Signed-off-by: Shreyas N Bhatewara <sbhatewara@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 3b5b134..cc14b4a 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -2712,7 +2712,7 @@
 			break;
 		} else {
 			/* If fails to enable required number of MSI-x vectors
-			 * try enabling 3 of them. One each for rx, tx and event
+			 * try enabling minimum number of vectors required.
 			 */
 			vectors = vector_threshold;
 			printk(KERN_ERR "Failed to enable %d MSI-X for %s, try"
@@ -2774,7 +2774,7 @@
 		 */
 		if (err == VMXNET3_LINUX_MIN_MSIX_VECT) {
 			if (adapter->share_intr != VMXNET3_INTR_BUDDYSHARE
-			    || adapter->num_rx_queues != 2) {
+			    || adapter->num_rx_queues != 1) {
 				adapter->share_intr = VMXNET3_INTR_TXSHARE;
 				printk(KERN_ERR "Number of rx queues : 1\n");
 				adapter->num_rx_queues = 1;