From patchwork Tue Jan 11 12:43:41 2011
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From: Jamie Iles <jamie@jamieiles.com>
To: linux-kernel@vger.kernel.org
Cc: Jamie Iles <jamie@jamieiles.com>, Cyril Chemparathy <cyril@ti.com>,
	linux-input@vger.kernel.org
Subject: [PATCH 04/16] input: tnetv107x-touchscreen: don't treat NULL clk as
	an error
Date: Tue, 11 Jan 2011 12:43:41 +0000
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diff --git a/drivers/input/touchscreen/tnetv107x-ts.c b/drivers/input/touchscreen/tnetv107x-ts.c
index cf1dba2..22a3411 100644
--- a/drivers/input/touchscreen/tnetv107x-ts.c
+++ b/drivers/input/touchscreen/tnetv107x-ts.c
@@ -14,6 +14,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/err.h>
 #include <linux/errno.h>
 #include <linux/input.h>
 #include <linux/platform_device.h>
@@ -289,9 +290,9 @@ static int __devinit tsc_probe(struct platform_device *pdev)
 	}
 
 	ts->clk = clk_get(dev, NULL);
-	if (!ts->clk) {
+	if (IS_ERR(ts->clk)) {
 		dev_err(dev, "cannot claim device clock\n");
-		error = -EINVAL;
+		error = PTR_ERR(ts->clk);
 		goto error_clk;
 	}