tresize: move for loop outside if

There is no need to check that slide > 0 before executing loop.
If slide <= 0, loop stops immediately.

1 files changed, 4 insertions, 5 deletions

diff --git a/st.c b/st.c
index 4ed8319..fb37eb5 100644
--- a/st.c
+++ b/st.c
@@ -2780,17 +2780,16 @@ tresize(int col, int row) {
         }
 
         /* free unneeded rows */
-        i = 0;
+        for(i = 0; i < slide; i++) {
+                free(term.line[i]);
+                free(term.alt[i]);
+        }
         if(slide > 0) {
                 /*
                  * slide screen to keep cursor where we expect it -
                  * tscrollup would work here, but we can optimize to
                  * memmove because we're freeing the earlier lines
                  */
-                for(/* i = 0 */; i < slide; i++) {
-                        free(term.line[i]);
-                        free(term.alt[i]);
-                }
                 memmove(term.line, term.line + slide, row * sizeof(Line));
                 memmove(term.alt, term.alt + slide, row * sizeof(Line));
         }