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authorAndi Kleen <ak@suse.de>2006-04-11 12:54:48 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:38:57 -0700
commitecc16ba96fd5b1a1c1988f0a2b05ff954bdff728 (patch)
tree57a994d0741ddef2c869db0ef83d3456cc6a13df /arch/x86_64/pci
parent3d8a4d795cc1ffa6be5371629ca6c3431af4c2d5 (diff)
downloadop-kernel-dev-ecc16ba96fd5b1a1c1988f0a2b05ff954bdff728.zip
op-kernel-dev-ecc16ba96fd5b1a1c1988f0a2b05ff954bdff728.tar.gz
[PATCH] i386/x86-64: Remove checks for value == NULL in PCI config space access
Nobody should pass NULL here. Could in theory make it a BUG, but the NULL pointer oops will do as well. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/pci')
-rw-r--r--arch/x86_64/pci/mmconfig.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index b493ed9..1a59a31 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -75,7 +75,7 @@ static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
char __iomem *addr;
/* Why do we have this when nobody checks it. How about a BUG()!? -AK */
- if (unlikely(!value || (bus > 255) || (devfn > 255) || (reg > 4095))) {
+ if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095))) {
*value = -1;
return -EINVAL;
}
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