dir.c: remove the second declaration of "stk" in prep_exclude()

This "stk" shadows the first declaration at the top. There's currently
no bad effect. But let's avoid it.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/dir.c b/dir.c
index 797805d6a1d33ef66ccb61155135cdcd1a53d9d0..c2a1c87f4969531bbb8ee2830fc639dc7fa89811 100644 (file)
--- a/dir.c
+++ b/dir.c
@@ -816,9 +816,9 @@ static void prep_exclude(struct dir_struct *dir, const char *base, int baselen)
        /* Read from the parent directories and push them down. */
        current = stk ? stk->baselen : -1;
        while (current < baselen) {
-               struct exclude_stack *stk = xcalloc(1, sizeof(*stk));
                const char *cp;
 
+               stk = xcalloc(1, sizeof(*stk));
                if (current < 0) {
                        cp = base;
                        current = 0;