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| author | Jamie Iles <jamie@jamieiles.com> | 2011-01-11 12:43:43 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-12 15:00:32 +0900 |
| commit | ec03031707a348578c6ded277e5d92eb21de4fce (patch) | |
| tree | 4adf97316956eb4b48235c12f7dbaebd76ea97e3 /drivers/video/nuc900fb.c | |
| parent | 0b2e9cb42cd0b5b0c95a776e30c9ecdff16587ea (diff) | |
| download | op-kernel-dev-ec03031707a348578c6ded277e5d92eb21de4fce.zip op-kernel-dev-ec03031707a348578c6ded277e5d92eb21de4fce.tar.gz | |
nuc900fb: don't treat NULL clk as an error
clk_get() returns a struct clk cookie to the driver and some platforms
may return NULL if they only support a single clock. clk_get() has only
failed if it returns a ERR_PTR() encoded pointer.
Cc: linux-fbdev@vger.kernel.org
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/video/nuc900fb.c')
| -rw-r--r-- | drivers/video/nuc900fb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/video/nuc900fb.c b/drivers/video/nuc900fb.c index 81687ed..62498bd 100644 --- a/drivers/video/nuc900fb.c +++ b/drivers/video/nuc900fb.c @@ -15,6 +15,7 @@ */ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/err.h> #include <linux/errno.h> #include <linux/string.h> #include <linux/mm.h> @@ -597,9 +598,9 @@ static int __devinit nuc900fb_probe(struct platform_device *pdev) } fbi->clk = clk_get(&pdev->dev, NULL); - if (!fbi->clk || IS_ERR(fbi->clk)) { + if (IS_ERR(fbi->clk)) { printk(KERN_ERR "nuc900-lcd:failed to get lcd clock source\n"); - ret = -ENOENT; + ret = PTR_ERR(fbi->clk); goto release_irq; } |
