Fix a potential NULL pointer dereference in uli526x_interrupt() in drivers/net/tulip/uli526x.c
This patch fixes an apparent potential null dereference bug where we
dereference dev before a null check. This patch simply remvoes the
can't-happen test for a null pointer.
Signed-off-by: Micah Gruber <micah.gruber@gmail.com>
Cc: Grant Grundler <grundler@parisc-linux.org>
Acked-by: Jeff Garzik <jeff@garzik.org>
Acked-by: Kyle McMartin <kyle@mcmartin.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c
index e64bde4..76e5561 100644
--- a/drivers/net/tulip/uli526x.c
+++ b/drivers/net/tulip/uli526x.c
@@ -664,11 +664,6 @@
unsigned long ioaddr = dev->base_addr;
unsigned long flags;
- if (!dev) {
- ULI526X_DBUG(1, "uli526x_interrupt() without DEVICE arg", 0);
- return IRQ_NONE;
- }
-
spin_lock_irqsave(&db->lock, flags);
outl(0, ioaddr + DCR7);