[v0.9.12-maint 08/11] Make sure regree is called close to it's usage

[Luca Tettamanti <ltettamanti@xxxxxxxxx>]

This is a backport of 71da3b66a8455faf8019effe3cf504a31f91f54a.
---
 src/storage/storage_backend_logical.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/storage/storage_backend_logical.c b/src/storage/storage_backend_logical.c
index 9a91dd9..7abb17b 100644
--- a/src/storage/storage_backend_logical.c
+++ b/src/storage/storage_backend_logical.c
@@ -204,13 +204,16 @@ virStorageBackendLogicalMakeVol(virStoragePoolObjPtr pool,
     if (err != 0) {
         char error[100];
         regerror(err, reg, error, sizeof(error));
+        regfree(reg);
         virStorageReportError(VIR_ERR_INTERNAL_ERROR,
                               _("Failed to compile regex %s"),
                               error);
         goto cleanup;
     }
 
-    if (regexec(reg, groups[3], nvars, vars, 0) != 0) {
+    err = regexec(reg, groups[3], nvars, vars, 0);
+    regfree(reg);
+    if (err != 0) {
         virStorageReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                               _("malformed volume extent devices value"));
         goto cleanup;
-- 
1.8.4.rc3

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