nwfilter: Fix memory leak

Below patch fixes this coverity report:

/libvirt/src/conf/nwfilter_conf.c:382:
leaked_storage: Variable "varAccess" going out of scope leaks the storage it points to.

(cherry picked from commit b1675bac67c590ffd68b38a6fdacc66442ca7b8c)

diff --git a/src/conf/nwfilter_conf.c b/src/conf/nwfilter_conf.c
index 07edf19fd32597987c80d6e42d8ad6d744ad911b..724d33e2309e2d798396f407986b82b60ab8edbe 100644 (file)
--- a/src/conf/nwfilter_conf.c
+++ b/src/conf/nwfilter_conf.c
@@ -375,6 +375,7 @@ virNWFilterRuleDefAddVar(virNWFilterRuleDefPtr nwf,
 
     if (VIR_EXPAND_N(nwf->varAccess, nwf->nVarAccess, 1) < 0) {
         virReportOOMError();
+        virNWFilterVarAccessFree(varAccess);
         return -1;
     }