[1/1,linux-next] v4l2-dv-timings: use swap() in v4l2_calc_aspect_ratio()
Commit Message
Use kernel.h macro definition.
Thanks to Julia Lawall for Coccinelle scripting support.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
drivers/media/v4l2-core/v4l2-dv-timings.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
@@ -615,7 +615,6 @@ EXPORT_SYMBOL_GPL(v4l2_detect_gtf);
struct v4l2_fract v4l2_calc_aspect_ratio(u8 hor_landscape, u8 vert_portrait)
{
struct v4l2_fract aspect = { 16, 9 };
- u32 tmp;
u8 ratio;
/* Nothing filled in, fallback to 16:9 */
@@ -647,9 +646,7 @@ struct v4l2_fract v4l2_calc_aspect_ratio(u8 hor_landscape, u8 vert_portrait)
if (hor_landscape)
return aspect;
/* The aspect ratio is for portrait, so swap numerator and denominator */
- tmp = aspect.denominator;
- aspect.denominator = aspect.numerator;
- aspect.numerator = tmp;
+ swap(aspect.denominator, aspect.numerator);
return aspect;
}
EXPORT_SYMBOL_GPL(v4l2_calc_aspect_ratio);