[PATCH 1/1 linux-next] saa7146: use swap() in sort_and_eliminate()

From: Fabian Frederick
Date: Wed Jun 10 2015 - 12:33:46 EST


Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
drivers/media/common/saa7146/saa7146_hlp.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/media/common/saa7146/saa7146_hlp.c b/drivers/media/common/saa7146/saa7146_hlp.c
index be746d1..3dc6a83 100644
--- a/drivers/media/common/saa7146/saa7146_hlp.c
+++ b/drivers/media/common/saa7146/saa7146_hlp.c
@@ -307,7 +307,7 @@ static int calculate_v_scale_registers(struct saa7146_dev *dev, enum v4l2_field
/* simple bubble-sort algorithm with duplicate elimination */
static int sort_and_eliminate(u32* values, int* count)
{
- int low = 0, high = 0, top = 0, temp = 0;
+ int low = 0, high = 0, top = 0;
int cur = 0, next = 0;

/* sanity checks */
@@ -318,11 +318,8 @@ static int sort_and_eliminate(u32* values, int* count)
/* bubble sort the first @count items of the array @values */
for( top = *count; top > 0; top--) {
for( low = 0, high = 1; high < top; low++, high++) {
- if( values[low] > values[high] ) {
- temp = values[low];
- values[low] = values[high];
- values[high] = temp;
- }
+ if( values[low] > values[high] )
+ swap(values[low], values[high]);
}
}

--
2.4.2

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