X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/987a546756461b305120d08e379bd83c95fbc39b..8bd77e7098d9863f258070fb2274e324a446adbd:/io.c

diff --git a/io.c b/io.c
index d29643d8..6a91ffd5 100644
--- a/io.c
+++ b/io.c
@@ -352,8 +352,7 @@ static void check_for_d_option_error(const char *msg)
 
 	if (saw_d) {
 		rprintf(FWARNING,
-			"*** Try adding \"-r --exclude='/*/*'\" "
-			"if remote rsync is <= 2.6.3 ***\n");
+		    "*** Try using \"--old-d\" if remote rsync is <= 2.6.3 ***\n");
 	}
 }
 
@@ -1355,6 +1354,7 @@ int read_vstring(int f, char *buf, int bufsize)
  * called by both the sender and the receiver. */
 void read_sum_head(int f, struct sum_struct *sum)
 {
+	int32 max_blength = protocol_version < 30 ? OLD_MAX_BLOCK_SIZE : MAX_BLOCK_SIZE;
 	sum->count = read_int(f);
 	if (sum->count < 0) {
 		rprintf(FERROR, "Invalid checksum count %ld [%s]\n",
@@ -1362,7 +1362,7 @@ void read_sum_head(int f, struct sum_struct *sum)
 		exit_cleanup(RERR_PROTOCOL);
 	}
 	sum->blength = read_int(f);
-	if (sum->blength < 0 || sum->blength > MAX_BLOCK_SIZE) {
+	if (sum->blength < 0 || sum->blength > max_blength) {
 		rprintf(FERROR, "Invalid block length %ld [%s]\n",
 			(long)sum->blength, who_am_i());
 		exit_cleanup(RERR_PROTOCOL);