linux-kernel - [2.6 patch] i2c/busses/scx200_acb.c: don't use 0 as NULL pointer

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Date:	Mon, 31 Mar 2008 02:22:28 +0300
From:	Adrian Bunk <bunk@...nel.org>
To:	khali@...ux-fr.org
Cc:	i2c@...sensors.org, linux-kernel@...r.kernel.org
Subject: [2.6 patch] i2c/busses/scx200_acb.c: don't use 0 as NULL pointer

Don't use 0 as NULL pointer.

Spotted by sparse.

Signed-off-by: Adrian Bunk <bunk@...nel.org>

---
4a2495930cc9bc83f4302de3b73ebf3e8849dc1a diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c
index f5e7a70..61abe0f 100644
--- a/drivers/i2c/busses/scx200_acb.c
+++ b/drivers/i2c/busses/scx200_acb.c
@@ -527,7 +527,7 @@ static int __init scx200_create_isa(const char *text, unsigned long base,
 	if (iface == NULL)
 		return -ENOMEM;
 
-	if (request_region(base, 8, iface->adapter.name) == 0) {
+	if (!request_region(base, 8, iface->adapter.name)) {
 		printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n",
 		       base, base + 8 - 1);
 		rc = -EBUSY;

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