add an additional check in resize() to prevent a crash of dwm

diff --git a/client.c b/client.c
index 184471342d37c506cb5edf99f99997a2fce0e7c4..282ad531d731d9957b59760d47aa504075f5f281 100644 (file)
--- a/client.c
+++ b/client.c
@@ -233,7 +233,7 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
        if(w <= 0 || h <= 0)
                return;
        if(sizehints) {
-               if(c->minay > 0 && c->maxay && (h - c->baseh) > 0) {
+               if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) {
                        dx = (float)(w - c->basew);
                        dy = (float)(h - c->baseh);
                        min = (float)(c->minax) / (float)(c->minay);
@@ -267,6 +267,8 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
                if(c->inch)
                        h -= (h - c->baseh) % c->inch;
        }
+       if(w <= 0 || h <= 0)
+               return;
        if(w == sw && h == sh)
                c->border = 0;
        else