qed: do not use unitialized variable

Do not write random bytes from the kernel stack when
calling qed_wr.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index 1a53c04..0b47ab5 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -888,7 +888,7 @@
 
 	if (hw_mode & (1 << MODE_MF_SI)) {
 		u8 pf_id = 0;
-		u32 val;
+		u32 val = 0;
 
 		if (!qed_hw_init_first_eth(p_hwfn, p_ptt, &pf_id)) {
 			if (p_hwfn->rel_pf_id == pf_id) {