[PATCH] staging: speakup: selection: replace _manual_ swap with swap macro

[Samuel Thibault]

Make use of the swap macro instead of _manually_ swapping values
and remove unnecessary variable tmp.
This makes the code easier to read and maintain.
This code was detected with the help of Coccinelle.
---
drivers/staging/speakup/selection.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/speakup/selection.c b/drivers/staging/speakup/selection.c
index 66061b5..0ed1fef 100644
--- a/drivers/staging/speakup/selection.c
+++ b/drivers/staging/speakup/selection.c
@@ -64,13 +64,8 @@ int speakup_set_selection(struct tty_struct *tty)
ps = spk_ys * vc->vc_size_row + (spk_xs << 1);
pe = spk_ye * vc->vc_size_row + (spk_xe << 1);
- if (ps > pe) {
- /* make sel_start <= sel_end */
- int tmp = ps;
-
- ps = pe;
- pe = tmp;
- }
+ if (ps > pe) /* make sel_start <= sel_end */
+ swap(ps, pe);
if (spk_sel_cons != vc_cons[fg_console].d) {
speakup_clear_selection();
--
2.7.4