On the ternary expression the 'e' variable could be NULL dereferenced,
when b43_nphy_get_rf_ctl_over_rev7 function returns NULL.
Signed-off-by: Felipe Pena <[email protected]>
---
drivers/net/wireless/b43/phy_n.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 7c970d3..05ee7f1 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -164,7 +164,8 @@ static void b43_nphy_rf_ctl_override_rev7(struct b43_wldev *dev, u16 field,
}
en_addr = en_addrs[override][i];
- val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1;
+ if (e)
+ val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1;
if (off) {
b43_phy_mask(dev, en_addr, ~en_mask);
--
1.7.10.4