fix condition

1 files changed, 1 insertions, 1 deletions

diff --git a/ext/standard/ftp_fopen_wrapper.c b/ext/standard/ftp_fopen_wrapper.c
index cb96c190db..260bb5fd58 100644
--- a/ext/standard/ftp_fopen_wrapper.c
+++ b/ext/standard/ftp_fopen_wrapper.c
@@ -636,7 +636,7 @@ static size_t php_ftp_dirstream_read(php_stream *stream, char *buf, size_t count
 
 	/* Trim off trailing whitespace characters */
 	tmp_len--;
-	while (tmp_len >= 0 &&
+	while (tmp_len > 0 &&
 			(ent->d_name[tmp_len] == '\n' || ent->d_name[tmp_len] == '\r' ||
 			 ent->d_name[tmp_len] == '\t' || ent->d_name[tmp_len] == ' ')) {
 		ent->d_name[tmp_len--] = '\0';