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| author | Micah Gruber <micah.gruber@gmail.com> | 2007-09-28 22:42:11 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:53:53 -0700 |
| commit | 1f8f4559f8c5829348a010a9e0bbb423310060d1 (patch) | |
| tree | 2f1ec7d0febddda537062a3a914bcacadce32aed /drivers | |
| parent | 13f7b8c011cd8d16ad3063409b9d969466c9e2f4 (diff) | |
| download | linux-3.10-1f8f4559f8c5829348a010a9e0bbb423310060d1.tar.gz linux-3.10-1f8f4559f8c5829348a010a9e0bbb423310060d1.tar.bz2 linux-3.10-1f8f4559f8c5829348a010a9e0bbb423310060d1.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/tulip/uli526x.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index e64bde46822..76e55612430 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -664,11 +664,6 @@ static irqreturn_t uli526x_interrupt(int irq, void *dev_id) 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); |