From: Jim Meyering <meyer...@redhat.com> Given a zero-length directory name, the trailing-slash removal code would test dir_name[-1], and if it were found to be a slash, would set it to '\0'.
Reviewed-by: Josef Bacik <jo...@redhat.com> --- restore.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/restore.c b/restore.c index 250c9d3..2674832 100644 --- a/restore.c +++ b/restore.c @@ -849,11 +849,9 @@ int main(int argc, char **argv) strncpy(dir_name, argv[optind + 1], 128); /* Strip the trailing / on the dir name */ - while (1) { - len = strlen(dir_name); - if (dir_name[len - 1] != '/') - break; - dir_name[len - 1] = '\0'; + len = strlen(dir_name); + while (len && dir_name[--len] == '/') { + dir_name[len] = '\0'; } if (find_dir) { -- 1.7.10.228.g81f95 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html