[sr-dev] git:5.0:c973e3eb: erlang: fix restore index of parsed tuple

[Seudin Kasumovic]

Module: kamailio
Branch: 5.0
Commit: c973e3ebbc02f420d462165d979b3599640a2cb7
URL: https://github.com/kamailio/kamailio/commit/c973e3ebbc02f420d462165d979b3599640a2cb7

Author: Seudin Kasumovic <seudin.kasumovic at gmail.com>
Committer: Seudin Kasumovic <seudin.kasumovic at gmail.com>
Date: 2018-01-04T09:27:52+01:00

erlang: fix restore index of parsed tuple

Avoid to change origin index while parsing tuple.

(cherry picked from commit 74778f3ac75432d475e9d54dc56f9c3b95c178a5)

---

Modified: src/modules/erlang/handle_rpc.c

---

Diff:  https://github.com/kamailio/kamailio/commit/c973e3ebbc02f420d462165d979b3599640a2cb7.diff
Patch: https://github.com/kamailio/kamailio/commit/c973e3ebbc02f420d462165d979b3599640a2cb7.patch

---

diff --git a/src/modules/erlang/handle_rpc.c b/src/modules/erlang/handle_rpc.c
index b852892d9d..d45351bcc2 100644
--- a/src/modules/erlang/handle_rpc.c
+++ b/src/modules/erlang/handle_rpc.c
@@ -486,10 +486,10 @@ int erl_rpc_struct_scan(erl_rpc_ctx_t* ctx, char* fmt, ...)
 
 	va_list ap;
 
-	/* save index */
+	/* preserve index */
 	index = ctx->request_index;
 
-	if(ei_decode_tuple_header(ctx->request->buff,&ctx->request_index, &arity))
+	if(ei_decode_tuple_header(ctx->request->buff,&index, &arity))
 	{
 		erl_rpc_fault(ctx,400,"Bad tuple");
 		return -1;
@@ -561,9 +561,6 @@ int erl_rpc_struct_scan(erl_rpc_ctx_t* ctx, char* fmt, ...)
 		fmt++;
 	}
 
-	/* restore index */
-	ctx->request_index = index;
-
     va_end(ap);
     return reads-modifiers;