cursor: intitialize sx and sy to zero

If node_at_coords does an early return without setting these values, they can be
used uninitialized later. Initialize both to zero.
This commit is contained in:
Rouven Czerwinski 2019-02-26 20:46:25 +01:00 committed by Brian Ashworth
parent 35d610a43c
commit 4e028dba47

View file

@ -280,7 +280,7 @@ static void cursor_do_rebase(struct sway_cursor *cursor, uint32_t time_msec,
void cursor_rebase(struct sway_cursor *cursor) {
uint32_t time_msec = get_current_time_msec();
struct wlr_surface *surface = NULL;
double sx, sy;
double sx = 0.0, sy = 0.0;
cursor->previous.node = node_at_coords(cursor->seat,
cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy);
cursor_do_rebase(cursor, time_msec, cursor->previous.node, surface, sx, sy);
@ -476,7 +476,7 @@ static void cursor_motion_absolute(struct sway_cursor *cursor,
dx, dy, dx, dy);
struct wlr_surface *surface = NULL;
double sx, sy;
double sx = 0.0, sy = 0.0;
struct sway_node *node = node_at_coords(cursor->seat,
lx, ly, &surface, &sx, &sy);