Fix hash function in xdiff library

diff --git a/builtin-show-branch.c b/builtin-show-branch.c
index 82f75b72dea1a5e6c620003d5c0c4c414dfe42e3..2a1b848f6c169f09cb168d12e6bb5033795b8be2 100644 (file)
--- a/builtin-show-branch.c
+++ b/builtin-show-branch.c
@@ -550,7 +550,7 @@ static int omit_in_dense(struct commit *commit, struct commit **rev, int n)
        return 0;
 }
 
-int cmd_show_branch(int ac, const char **av, char **envp)
+int cmd_show_branch(int ac, const char **av, const char *prefix)
 {
        struct commit *rev[MAX_REVS], *commit;
        struct commit_list *list = NULL, *seen = NULL;
@@ -573,7 +573,6 @@ int cmd_show_branch(int ac, const char **av, char **envp)
        int topics = 0;
        int dense = 1;
 
-       setup_git_directory();
        git_config(git_show_branch_config);
 
        /* If nothing is specified, try the default first */