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authorNick Mathewson <nickm@torproject.org>2017-06-27 11:04:44 -0400
committerNick Mathewson <nickm@torproject.org>2017-06-27 11:04:44 -0400
commit9a0fd2dbb187e898f63064c483776538a90562f1 (patch)
tree1c725b1adf5967b300e60859c693a9cf4623b056 /src/or/connection_or.c
parent24ee8595bf3aa8648d37c2f94277c33bfbc8db64 (diff)
parent3de27618e65affe3688a5d92bce96e1e4ed5a82a (diff)
downloadtor-9a0fd2dbb187e898f63064c483776538a90562f1.tar.gz
tor-9a0fd2dbb187e898f63064c483776538a90562f1.zip
Merge branch 'maint-0.2.6' into maint-0.2.7-redux
Diffstat (limited to 'src/or/connection_or.c')
-rw-r--r--src/or/connection_or.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/or/connection_or.c b/src/or/connection_or.c
index a967c93aca..a45d23aac6 100644
--- a/src/or/connection_or.c
+++ b/src/or/connection_or.c
@@ -430,9 +430,11 @@ cell_pack(packed_cell_t *dst, const cell_t *src, int wide_circ_ids)
set_uint32(dest, htonl(src->circ_id));
dest += 4;
} else {
+ /* Clear the last two bytes of dest, in case we can accidentally
+ * send them to the network somehow. */
+ memset(dest+CELL_MAX_NETWORK_SIZE-2, 0, 2);
set_uint16(dest, htons(src->circ_id));
dest += 2;
- memset(dest+CELL_MAX_NETWORK_SIZE-2, 0, 2); /*make sure it's clear */
}
set_uint8(dest, src->command);
memcpy(dest+1, src->payload, CELL_PAYLOAD_SIZE);