Module: kamailio
Branch: master
Commit: 0cf4ad7b4e839856eef4dc2cd76adacd1627ce7c
URL: 
https://github.com/kamailio/kamailio/commit/0cf4ad7b4e839856eef4dc2cd76adacd1627ce7c

Author: Daniel-Constantin Mierla <mico...@gmail.com>
Committer: Daniel-Constantin Mierla <mico...@gmail.com>
Date: 2017-07-24T13:24:49+02:00

app_perl: free on error cases for modf execution

---

Modified: src/modules/app_perl/kamailioxs.xs

---

Diff:  
https://github.com/kamailio/kamailio/commit/0cf4ad7b4e839856eef4dc2cd76adacd1627ce7c.diff
Patch: 
https://github.com/kamailio/kamailio/commit/0cf4ad7b4e839856eef4dc2cd76adacd1627ce7c.patch

---

diff --git a/src/modules/app_perl/kamailioxs.xs 
b/src/modules/app_perl/kamailioxs.xs
index 8d2604c1a5..385fa1a115 100644
--- a/src/modules/app_perl/kamailioxs.xs
+++ b/src/modules/app_perl/kamailioxs.xs
@@ -289,6 +289,7 @@ int moduleFunc(struct sip_msg *m, char *func,
                        LM_ERR("Module function '%s' is unsafe. Call is 
refused.\n", func);
                        if (argv[0]) pkg_free(argv[0]);
                        if (argv[1]) pkg_free(argv[1]);
+                       pkg_free(act);
                        *retval = -1;
                        return -1;
                }
@@ -297,6 +298,9 @@ int moduleFunc(struct sip_msg *m, char *func,
                        *retval = exp_func_struct->fixup(&(act->val[3].u.data), 
2);
                        if (*retval < 0) {
                                LM_ERR("Error in fixup (2)\n");
+                               if (argv[0]) pkg_free(argv[0]);
+                               if (argv[1]) pkg_free(argv[1]);
+                               pkg_free(act);
                                return -1;
                        }
                        act->val[3].type = MODFIXUP_ST;
@@ -305,6 +309,9 @@ int moduleFunc(struct sip_msg *m, char *func,
                        *retval = exp_func_struct->fixup(&(act->val[2].u.data), 
1);
                        if (*retval < 0) {
                                LM_ERR("Error in fixup (1)\n");
+                               if (argv[0]) pkg_free(argv[0]);
+                               if (argv[1]) pkg_free(argv[1]);
+                               pkg_free(act);
                                return -1;
                        }
                        act->val[2].type = MODFIXUP_ST;
@@ -313,6 +320,9 @@ int moduleFunc(struct sip_msg *m, char *func,
                        *retval = exp_func_struct->fixup(0, 0);
                        if (*retval < 0) {
                                LM_ERR("Error in fixup (0)\n");
+                               if (argv[0]) pkg_free(argv[0]);
+                               if (argv[1]) pkg_free(argv[1]);
+                               pkg_free(act);
                                return -1;
                        }
                }
@@ -337,7 +347,7 @@ int moduleFunc(struct sip_msg *m, char *func,
        if (argv[1]) pkg_free(argv[1]);
 
        pkg_free(act);
-       
+
        return 1;
 }
 
@@ -699,7 +709,9 @@ getFullHeader(self)
                        LM_ERR("getFullHeader: Invalid message type.\n");
                        ST(0)  = &PL_sv_undef;
                } else {
-                       parse_headers(msg, ~0, 0);
+                       if(parse_headers(msg, ~0, 0)<0) {
+                               LM_ERR("failed to parse headers\n");
+                       }
                        if (getType(msg) == SIP_REQUEST) {
                                firsttoken = 
(msg->first_line).u.request.method.s;
                        } else { /* SIP_REPLY */
@@ -713,7 +725,7 @@ getFullHeader(self)
                                                -((long)(firsttoken));
 
                        if (headerlen > 0) {
-                               ST(0) = 
+                               ST(0) =
                                    sv_2mortal(newSVpv(firsttoken, headerlen));
                        } else {
                                ST(0) = &PL_sv_undef;
@@ -739,7 +751,9 @@ getBody(self)
                LM_ERR("Invalid message reference\n");
                ST(0) = &PL_sv_undef;
        } else {
-               parse_headers(msg, ~0, 0);
+               if(parse_headers(msg, ~0, 0)<0) {
+                       LM_ERR("failed to parse headers\n");
+               }
                ST(0) = sv_2mortal(newSVpv(get_body(msg), 0));
        }
 
@@ -792,7 +806,9 @@ getHeader(self, name)
        if (!msg) {
                LM_ERR("Invalid message reference\n");
        } else {
-               parse_headers(msg, ~0, 0);
+               if(parse_headers(msg, ~0, 0)<0) {
+                       LM_ERR("failed to parse headers\n");
+               }
                for (hf = msg->headers; hf; hf = hf->next) {
                        if (namelen == hf->name.len) {
                                if (strncmp(name, hf->name.s, namelen) == 0) {
@@ -825,11 +841,13 @@ getHeaderNames(self)
     struct hdr_field *hf = NULL;
     int found = 0;
   PPCODE:
-       
+
        if (!msg) {
                LM_ERR("Invalid message reference\n");
        } else {
-               parse_headers(msg, ~0, 0);
+               if(parse_headers(msg, ~0, 0)<0) {
+                       LM_ERR("failed to parse headers\n");
+               }
                for (hf = msg->headers; hf; hf = hf->next) {
                        found = 1;
                        XPUSHs(sv_2mortal(newSVpv(hf->name.s, hf->name.len)));
@@ -1231,17 +1249,22 @@ getParsedRURI(self)
                LM_ERR("Invalid message reference\n");
                ST(0) = NULL;
        } else {
-               parse_sip_msg_uri(msg);
-               parse_headers(msg, ~0, 0);
-
-               uri = &(msg->parsed_uri);
-               ret = sv_newmortal();
-               sv_setref_pv(ret, "Kamailio::URI", (void *)uri);
-               SvREADONLY_on(SvRV(ret));
+               if(parse_sip_msg_uri(msg)<0) {
+                       LM_ERR("Invalid message uri\n");
+                       ST(0) = NULL;
+               } else {
+                       if(parse_headers(msg, ~0, 0)<0) {
+                               LM_ERR("failed to parse headers\n");
+                       }
+                       uri = &(msg->parsed_uri);
+                       ret = sv_newmortal();
+                       sv_setref_pv(ret, "Kamailio::URI", (void *)uri);
+                       SvREADONLY_on(SvRV(ret));
 
-               ST(0) = ret;
+                       ST(0) = ret;
+               }
        }
-       
+
 
 
 MODULE = Kamailio PACKAGE = Kamailio::URI


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