X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=x.c;h=c343ba2bdaf446aba578a55cb219afb73cf00fda;hb=f4020b2cc4fe45c9e8bfe47fc73deccd867cf9de;hp=d0b26acf1b3be29aafaf82d3a888aacb4e35e6f9;hpb=0b507bb73138c636fd0ad6f2321624aae1346d58;p=st.git

diff --git a/x.c b/x.c
index d0b26ac..c343ba2 100644
--- a/x.c
+++ b/x.c
@@ -245,8 +245,8 @@ clipcopy(const Arg *dummy)
 {
 	Atom clipboard;
 
-	if (xsel.clipboard != NULL)
-		free(xsel.clipboard);
+	free(xsel.clipboard);
+	xsel.clipboard = NULL;
 
 	if (xsel.primary != NULL) {
 		xsel.clipboard = xstrdup(xsel.primary);
@@ -618,6 +618,9 @@ selrequest(XEvent *e)
 void
 setsel(char *str, Time t)
 {
+	if (!str)
+		return;
+
 	free(xsel.primary);
 	xsel.primary = str;