Fix regression in 84a1bc5 - dmenu

commit 889512811d7ae410eb4ab60be3568278b3e23f2e
parent 84a1bc5d0d6b54eb23268e8f02a787be9ccbd919
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Thu,  4 Jan 2018 23:45:49 +0100

Fix regression in 84a1bc5

Reported by Jochen Sprickerhof, thanks!

Applied patch with minor change (only initialize `i` for XINERAMA).

Diffstat:
M dmenu.c  | 3 ++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/dmenu.c b/dmenu.c
@@ -541,7 +541,7 @@ run(void)
 static void
 setup(void)
 {
-    int x, y, i, j = 0;
+    int x, y, i, j;
     unsigned int du;
     XSetWindowAttributes swa;
     XIM xim;
@@ -565,6 +565,7 @@ setup(void)
     lines = MAX(lines, 0);
     mh = (lines + 1) * bh;
 #ifdef XINERAMA
+    i = 0;
     if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
         XGetInputFocus(dpy, &w, &di);
         if (mon >= 0 && mon < n)