DCERPC: fix compilation with OSX buildbots and Ubuntu 15.10

Change-Id: I032874d0f023d99478be03c192cb529055a6c53e
Reviewed-on: https://code.wireshark.org/review/11601
Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>

diff --git a/epan/dissectors/packet-dcerpc.c b/epan/dissectors/packet-dcerpc.c
index 24960acb8b9d32a65f477f209dc7066309462f70..76a577ee1ecadc0c6f20abc00f530aff68364335 100644 (file)
--- a/epan/dissectors/packet-dcerpc.c
+++ b/epan/dissectors/packet-dcerpc.c
@@ -3482,8 +3482,8 @@ dissect_verification_trailer_impl(packet_info *pinfo, tvbuff_t *tvb, int stub_of
 
     proto_tree_add_item(tree, hf_dcerpc_sec_vt_signature,
                         tvb, offset, sizeof(TRAILER_SIGNATURE), ENC_NA);
-    offset += sizeof(TRAILER_SIGNATURE);
-    remaining -= sizeof(TRAILER_SIGNATURE);
+    offset += (int)sizeof(TRAILER_SIGNATURE);
+    remaining -= (int)sizeof(TRAILER_SIGNATURE);
 
     while (remaining >= 4) {
         sec_vt_command cmd;
@@ -3564,7 +3564,7 @@ static int
 dissect_verification_trailer(packet_info *pinfo, tvbuff_t *tvb, int stub_offset,
                              proto_tree *parent_tree, int *signature_offset)
 {
-    int ret = -1;
+    volatile int ret = -1;
     TRY {
         /*
          * Even if we found a signature we can't be sure to have a