unpack-trees: allow Porcelain to give different error messages

diff --git a/ws.c b/ws.c
index 522f646ed7f492a91ea288d03aabfcf5db69c196..ba7e834ca819b1d2ccce6cf125aa9f34efea8d5c 100644 (file)
--- a/ws.c
+++ b/ws.c
@@ -234,7 +234,7 @@ int ws_fix_copy(char *dst, const char *src, int len, unsigned ws_rule, int *erro
         * Strip trailing whitespace
         */
        if ((ws_rule & WS_TRAILING_SPACE) &&
-           (2 < len && isspace(src[len-2]))) {
+           (2 <= len && isspace(src[len-2]))) {
                if (src[len - 1] == '\n') {
                        add_nl_to_tail = 1;
                        len--;