From: Wayne Davison <wayned@samba.org>
Date: Sat, 24 Dec 2011 20:18:40 +0000 (-0800)
Subject: Complain if the --block-size=N value is too large.
X-Git-Tag: v3.1.0pre1~56
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d74512eb054666198203cdaaaca29a18ba958725;p=thirdparty%2Frsync.git

Complain if the --block-size=N value is too large.
Fixes bug 8036.
---

diff --git a/options.c b/options.c
index 9e95c86a..2e1c1880 100644
--- a/options.c
+++ b/options.c
@@ -1890,6 +1890,12 @@ int parse_arguments(int *argc_p, const char ***argv_p)
 	}
 #endif
 
+	if (block_size > MAX_BLOCK_SIZE) {
+		snprintf(err_buf, sizeof err_buf,
+			 "--block-size=%lu is too large (max: %u)\n", block_size, MAX_BLOCK_SIZE);
+		return 0;
+	}
+
 	if (write_batch && read_batch) {
 		snprintf(err_buf, sizeof err_buf,
 			"--write-batch and --read-batch can not be used together\n");