[sr-dev] git:master:03726a3f: ims_registrar_scscf: fix build warning

[Victor Seva]

Module: kamailio
Branch: master
Commit: 03726a3f04f860ead060ad2f7984b587ad10ab43
URL: https://github.com/kamailio/kamailio/commit/03726a3f04f860ead060ad2f7984b587ad10ab43

Author: Victor Seva <linuxmaniac at torreviejawireless.org>
Committer: Victor Seva <linuxmaniac at torreviejawireless.org>
Date: 2022-04-15T13:23:49+02:00

ims_registrar_scscf: fix build warning

> userdata_parser.c: In function 'parse_user_data':
> userdata_parser.c:930:23: warning: pointer targets in passing argument 1
> of 'xmlParseMemory' differ in signedness [-Wpointer-sign]
>   930 |  doc = xmlParseMemory((unsigned char *)xml.s, xml.len);
>       |                       ^~~~~~~~~~~~~~~~~~~~~~
>       |                       |
>       |                       unsigned char *
> In file included from /usr/include/libxml2/libxml/globals.h:18,
>                  from /usr/include/libxml2/libxml/threads.h:35,
>                  from /usr/include/libxml2/libxml/xmlmemory.h:218,
>                  from /usr/include/libxml2/libxml/tree.h:1307,
>                  from /usr/include/libxml2/libxml/xmlschemas.h:19,
>                  from userdata_parser.h:47,
>                  from userdata_parser.c:44:
> /usr/include/libxml2/libxml/parser.h:846:32: note: expected 'const char
> *' but argument is of type 'unsigned char *'
>   846 |   xmlParseMemory  (const char *buffer,
>       |                    ~~~~~~~~~~~~^~~~~~

---

Modified: src/modules/ims_registrar_scscf/userdata_parser.c

---

Diff:  https://github.com/kamailio/kamailio/commit/03726a3f04f860ead060ad2f7984b587ad10ab43.diff
Patch: https://github.com/kamailio/kamailio/commit/03726a3f04f860ead060ad2f7984b587ad10ab43.patch

---

diff --git a/src/modules/ims_registrar_scscf/userdata_parser.c b/src/modules/ims_registrar_scscf/userdata_parser.c
index d8b08b5491..43a5657c5b 100644
--- a/src/modules/ims_registrar_scscf/userdata_parser.c
+++ b/src/modules/ims_registrar_scscf/userdata_parser.c
@@ -927,7 +927,7 @@ ims_subscription *parse_user_data(str xml)
 	if (!ctxtInit) parser_init(scscf_user_data_dtd,scscf_user_data_xsd);	
 	doc=0;
 	
-	doc = xmlParseMemory((unsigned char *)xml.s, xml.len);
+	doc = xmlParseMemory(xml.s, xml.len);
 	if (!doc){
 		LM_ERR("This is not a valid XML <%.*s>\n", xml.len,xml.s);
 		goto error;