Module: kamailio
Branch: master
Commit: f84689aa9f56693abe95f537f8a0217a068b1f01
URL: 
https://github.com/kamailio/kamailio/commit/f84689aa9f56693abe95f537f8a0217a068b1f01

Author: Yasin <[email protected]>
Committer: Yasin <[email protected]>
Date: 2015-10-01T10:28:54+03:00

acc_radius : fixes extra attribues memory leak

if we dont free getting memory from extrarstr , can give out of memory. this 
commit fixes this problem.

---

Modified: modules/acc_radius/acc_radius_mod.c

---

Diff:  
https://github.com/kamailio/kamailio/commit/f84689aa9f56693abe95f537f8a0217a068b1f01.diff
Patch: 
https://github.com/kamailio/kamailio/commit/f84689aa9f56693abe95f537f8a0217a068b1f01.patch

---

diff --git a/modules/acc_radius/acc_radius_mod.c 
b/modules/acc_radius/acc_radius_mod.c
index b1843d6..5975c3e 100644
--- a/modules/acc_radius/acc_radius_mod.c
+++ b/modules/acc_radius/acc_radius_mod.c
@@ -24,6 +24,7 @@
  * History:
  * -------
  * 2010-07-28 - moved out radius account out of acc module (daniel)
+ * 2015-10-01 - accounting memory leak is fixed with free_strar_mem (ycaner)
  */
 
 /*! \file
@@ -49,6 +50,7 @@
 #include "../../lib/kcore/radius.h"
 #include "../../modules/acc/acc_api.h"
 #include "acc_radius_mod.h"
+#include "../../modules/acc/acc_extra.h"
 
 MODULE_VERSION
 
@@ -329,6 +331,8 @@ int acc_radius_send_request(struct sip_msg *req, acc_info_t 
*inf)
        uint32_t av_type;
        int offset;
        int i;
+        int m=0;
+        int o=0;
 
        send=NULL;
 
@@ -353,8 +357,11 @@ int acc_radius_send_request(struct sip_msg *req, 
acc_info_t *inf)
        ADD_RAD_AVPAIR( RA_TIME_STAMP, &av_type, -1);
 
        /* add extra also */
-       attr_cnt += accb.get_extra_attrs(rad_extra, req, inf->varr+attr_cnt,
-                               inf->iarr+attr_cnt, inf->tarr+attr_cnt);
+        o = accb.get_extra_attrs(rad_extra, req, inf->varr+attr_cnt,
+                                inf->iarr+attr_cnt, inf->tarr+attr_cnt);
+        attr_cnt += o;
+        m = attr_cnt;
+
 
        /* add the values for the vector - start from 1 instead of
         * 0 to skip the first value which is the METHOD as string */
@@ -388,10 +395,14 @@ int acc_radius_send_request(struct sip_msg *req, 
acc_info_t *inf)
                goto error;
        }
        rc_avpair_free(send);
+        /* free memory allocated by extra2strar */
+        free_strar_mem( &(inf->tarr[m-o]), &(inf->varr[m-o]), o, m);
        return 1;
 
 error:
        rc_avpair_free(send);
+       /* free memory allocated by extra2strar */
+        free_strar_mem( &(inf->tarr[m-o]), &(inf->varr[m-o]), o, m);
        return -1;
 }
 


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