git-prompt.sh: don't put unsanitized branch names in $PS1

diff --git a/pretty.c b/pretty.c
index b4e32b74d3622f92b2c5d3b9881e5cdf49d7f375..962e82be8633217b811a8c8c87b892721b35f662 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -497,7 +497,7 @@ void pp_user_info(struct pretty_print_context *pp,
 static int is_empty_line(const char *line, int *len_p)
 {
        int len = *len_p;
-       while (len && isspace(line[len-1]))
+       while (len && isspace(line[len - 1]))
                len--;
        *len_p = len;
        return !len;