diff mbox

[2/3] phy: exynos-mipi-video: Use PTR_ERR_OR_ZERO

Message ID 1401345049-14779-2-git-send-email-sachin.kamat@linaro.org
State Superseded
Headers show

Commit Message

Sachin Kamat May 29, 2014, 6:30 a.m. UTC
PTR_ERR_OR_ZERO simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>
---
 drivers/phy/phy-exynos-mipi-video.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Comments

Hi Sachin,

On 29/05/14 08:30, Sachin Kamat wrote:
> PTR_ERR_OR_ZERO simplifies the code.
> 
> Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
> Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>
> ---
>  drivers/phy/phy-exynos-mipi-video.c |    5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/phy/phy-exynos-mipi-video.c b/drivers/phy/phy-exynos-mipi-video.c
> index ff026689358c..6d6bcf52a10e 100644
> --- a/drivers/phy/phy-exynos-mipi-video.c
> +++ b/drivers/phy/phy-exynos-mipi-video.c
> @@ -9,6 +9,7 @@
>   * published by the Free Software Foundation.
>   */
>  
> +#include <linux/err.h>
>  #include <linux/io.h>
>  #include <linux/kernel.h>
>  #include <linux/module.h>
> @@ -149,10 +150,8 @@ static int exynos_mipi_video_phy_probe(struct platform_device *pdev)
>  
>  	phy_provider = devm_of_phy_provider_register(dev,
>  					exynos_mipi_video_phy_xlate);
> -	if (IS_ERR(phy_provider))
> -		return PTR_ERR(phy_provider);
>  
> -	return 0;
> +	return PTR_ERR_OR_ZERO(phy_provider);

I'm not convinced this is actually an improvement. For me it sounds more
like  obfuscation of the code and reminds me the infamous IS_ERR_OR_NULL()
macro. I'd personally not introduce this change, but if Kishon thinks it's
good I won't object to merging it.

--
Thanks,
Sylwester
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diff mbox

Patch

diff --git a/drivers/phy/phy-exynos-mipi-video.c b/drivers/phy/phy-exynos-mipi-video.c
index ff026689358c..6d6bcf52a10e 100644
--- a/drivers/phy/phy-exynos-mipi-video.c
+++ b/drivers/phy/phy-exynos-mipi-video.c
@@ -9,6 +9,7 @@ 
  * published by the Free Software Foundation.
  */
 
+#include <linux/err.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
@@ -149,10 +150,8 @@  static int exynos_mipi_video_phy_probe(struct platform_device *pdev)
 
 	phy_provider = devm_of_phy_provider_register(dev,
 					exynos_mipi_video_phy_xlate);
-	if (IS_ERR(phy_provider))
-		return PTR_ERR(phy_provider);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(phy_provider);
 }
 
 static const struct of_device_id exynos_mipi_video_phy_of_match[] = {