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authorYihao Han <hanyihao@vivo.com>2021-11-14 22:58:16 -0800
committerDavid S. Miller <davem@davemloft.net>2021-11-15 14:19:17 +0000
commit311107bdecd158870ab8556fd1289a56a6087bad (patch)
tree6825920e051f65376ac3781e37fc950065856323
parent9ed941178ce9894ecd0e06aebf7a3c43841817aa (diff)
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net: fddi: use swap() to make code cleaner
Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid opencoding it. Signed-off-by: Yihao Han <hanyihao@vivo.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/fddi/skfp/smt.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/net/fddi/skfp/smt.c b/drivers/net/fddi/skfp/smt.c
index 6b68a53f1b38..72c31f0013ad 100644
--- a/drivers/net/fddi/skfp/smt.c
+++ b/drivers/net/fddi/skfp/smt.c
@@ -1846,10 +1846,10 @@ void smt_swap_para(struct smt_header *sm, int len, int direction)
}
}
+
static void smt_string_swap(char *data, const char *format, int len)
{
const char *open_paren = NULL ;
- int x ;
while (len > 0 && *format) {
switch (*format) {
@@ -1876,19 +1876,13 @@ static void smt_string_swap(char *data, const char *format, int len)
len-- ;
break ;
case 's' :
- x = data[0] ;
- data[0] = data[1] ;
- data[1] = x ;
+ swap(data[0], data[1]) ;
data += 2 ;
len -= 2 ;
break ;
case 'l' :
- x = data[0] ;
- data[0] = data[3] ;
- data[3] = x ;
- x = data[1] ;
- data[1] = data[2] ;
- data[2] = x ;
+ swap(data[0], data[3]) ;
+ swap(data[1], data[2]) ;
data += 4 ;
len -= 4 ;
break ;