receive-pack: crash when checking with non-exist HEAD

diff --git a/builtin/clean.c b/builtin/clean.c
index 55029577f8c06c4bd65d8f89aaa24461d82fe6c6..1032563e5fae880df9256c9eafaa96d60462ecd2 100644 (file)
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -48,7 +48,7 @@ enum color_clean {
        CLEAN_COLOR_PROMPT = 2,
        CLEAN_COLOR_HEADER = 3,
        CLEAN_COLOR_HELP = 4,
-       CLEAN_COLOR_ERROR = 5,
+       CLEAN_COLOR_ERROR = 5
 };
 
 #define MENU_OPTS_SINGLETON            01
@@ -154,7 +154,7 @@ static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
        DIR *dir;
        struct strbuf quoted = STRBUF_INIT;
        struct dirent *e;
-       int res = 0, ret = 0, gone = 1, original_len = path->len, len, i;
+       int res = 0, ret = 0, gone = 1, original_len = path->len, len;
        unsigned char submodule_head[20];
        struct string_list dels = STRING_LIST_INIT_DUP;
 
@@ -242,6 +242,7 @@ static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
        }
 
        if (!*dir_gone && !quiet) {
+               int i;
                for (i = 0; i < dels.nr; i++)
                        printf(dry_run ?  _(msg_would_remove) : _(msg_remove), dels.items[i].string);
        }
@@ -620,8 +621,7 @@ static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
                                nr += chosen[i];
                }
 
-               result = xmalloc(sizeof(int) * (nr + 1));
-               memset(result, 0, sizeof(int) * (nr + 1));
+               result = xcalloc(nr + 1, sizeof(int));
                for (i = 0; i < stuff->nr && j < nr; i++) {
                        if (chosen[i])
                                result[j++] = i;
@@ -903,11 +903,11 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
        if (!interactive && !dry_run && !force) {
                if (config_set)
-                       die(_("clean.requireForce set to true and neither -i, -n nor -f given; "
+                       die(_("clean.requireForce set to true and neither -i, -n, nor -f given; "
                                  "refusing to clean"));
                else
-                       die(_("clean.requireForce defaults to true and neither -i, -n nor -f given; "
-                                 "refusing to clean"));
+                       die(_("clean.requireForce defaults to true and neither -i, -n, nor -f given;"
+                                 " refusing to clean"));
        }
 
        if (force > 1)