From: Brandon Williams Date: Mon, 09 Jan 2017 18:50:24 GMT Subject: [PATCH 2/2] real_path: set errno when max number of symlinks is exceeded Message-ID: <20170109185024.73006-2-bmwill@google.com> In-Reply-To: <20170109185024.73006-1-bmwill@google.com> Set errno to ELOOP when the maximum number of symlinks is exceeded, as would be done by other symlink-resolving functions. Signed-off-by: Brandon Williams --- abspath.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/abspath.c b/abspath.c index 0393213e5..fce40fddc 100644 --- a/abspath.c +++ b/abspath.c @@ -141,6 +141,8 @@ char *strbuf_realpath(struct strbuf *resolved, const char *path, strbuf_reset(&symlink); if (num_symlinks++ > MAXSYMLINKS) { + errno = ELOOP; + if (die_on_error) die("More than %d nested symlinks " "on path '%s'", MAXSYMLINKS, path); -- 2.11.0.390.gc69c2f50cf-goog