litest-alps-semi-mt: Fix compiler warnings

This fixes the following (false positive) compiler warnings:

litest-alps-semi-mt.c: In function 'alps_touch_move':
litest-alps-semi-mt.c:163:3: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized]
   send_abs_mt_xy(d, r, b);
   ^
litest-alps-semi-mt.c:163:3: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized]
litest-alps-semi-mt.c: In function 'alps_touch_down':
litest-alps-semi-mt.c:127:3: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized]
   send_abs_mt_xy(d, r, b);
   ^
litest-alps-semi-mt.c:127:3: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized]

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/test/litest-alps-semi-mt.c b/test/litest-alps-semi-mt.c
index 943ca2d..12b93b8 100644 (file)
--- a/test/litest-alps-semi-mt.c
+++ b/test/litest-alps-semi-mt.c
@@ -95,7 +95,7 @@ static void
 alps_touch_down(struct litest_device *d, unsigned int slot, double x, double y)
 {
        struct alps *alps = d->private;
-       double t, l, r, b; /* top, left, right, bottom */
+       double t, l, r = 0, b = 0; /* top, left, right, bottom */
 
        if (d->ntouches_down > 2 || slot > 1)
                return;
@@ -137,7 +137,7 @@ static void
 alps_touch_move(struct litest_device *d, unsigned int slot, double x, double y)
 {
        struct alps *alps = d->private;
-       double t, l, r, b; /* top, left, right, bottom */
+       double t, l, r = 0, b = 0; /* top, left, right, bottom */
 
        if (d->ntouches_down > 2 || slot > 1)
                return;