Remove one indentation level in getsel().

st.c

@@ -922,9 +922,9 @@ getsel(void) {
 	int x, y, bufsize, size, i, ex;
 	Glyph *gp, *last;
 
-	if(sel.ob.x == -1) {
-		str = NULL;
-	} else {
+	if(sel.ob.x == -1)
+		return NULL;
+
 	bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ;
 	ptr = str = xmalloc(bufsize);
 
@@ -975,7 +975,6 @@ getsel(void) {
 		}
 	}
 	*ptr = 0;
-	}
 	return str;
 }