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authorEamon Walsh <ewalsh@tycho.nsa.gov>2011-05-26 17:31:00 -0400
committerEamon Walsh <ewalsh@tycho.nsa.gov>2011-05-26 17:31:00 -0400
commitf46d207a810394b7c526746b8c8725c19bdf0273 (patch)
treef12266651b2a64984d1caf393d18b8a1189a4def /src
parenta6a6ea5acd44fb097d0cd876ea7717792aed1e45 (diff)
track: Zero-initialize all messages to avoid sending stack garbage.
Diffstat (limited to 'src')
-rw-r--r--src/track.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/src/track.c b/src/track.c
index 66c6a2b..9ee8cc5 100644
--- a/src/track.c
+++ b/src/track.c
@@ -67,7 +67,7 @@ send_to_server(void *buf, int size)
/*** SESSION ENDED ***/
static void
-session_teardown(void)
+session_reset(void)
{
struct lin_message m = { LINPICKER_DESTROY_ALL };
send_to_server(&m, sizeof(m));
@@ -82,7 +82,7 @@ scan_window(xcb_connection_t *conn, xcb_window_t root, xcb_window_t win)
xcb_get_geometry_cookie_t gcook;
xcb_get_geometry_reply_t *grep;
xcb_generic_error_t *e;
- struct lin_message m;
+ struct lin_message m = { LINPICKER_UPDATE };
acook = xcb_get_window_attributes(conn, win);
gcook = xcb_get_geometry(conn, win);
@@ -102,7 +102,6 @@ scan_window(xcb_connection_t *conn, xcb_window_t root, xcb_window_t win)
arep->_class == XCB_WINDOW_CLASS_INPUT_OUTPUT &&
arep->map_state == XCB_MAP_STATE_VIEWABLE) {
- m.type = LINPICKER_UPDATE;
m.view = win;
m.flags = LINPICKER_FLAG_TOPMOST | LINPICKER_FLAG_SHOWN | LINPICKER_FLAG_POSITION | LINPICKER_FLAG_CREATE;
m.x = grep->x;
@@ -127,10 +126,9 @@ scan_windows(xcb_connection_t *conn, xcb_window_t root) {
xcb_get_geometry_cookie_t *gcook;
xcb_get_geometry_reply_t *grep;
unsigned int n, i;
- struct lin_message m;
/* destroy all current views */
- m.type = LINPICKER_DESTROY_ALL;
+ struct lin_message m = { LINPICKER_DESTROY_ALL };
send_to_server(&m, sizeof(m));
m.type = LINPICKER_UPDATE;
@@ -392,7 +390,7 @@ main(int argc, char **argv)
eventloop(conn, root);
/* kill everything */
- session_teardown();
+ session_reset();
libvchan_close(ctrl);
return 0;
}