fix memory leak

Reported-by: David Binderman <dcb314@hotmail.com>

1 files changed, 10 insertions, 3 deletions

diff --git a/parseconfig.c b/parseconfig.c
index 79e2457..719af37 100644
--- a/parseconfig.c
+++ b/parseconfig.c
@@ -558,17 +558,24 @@ cfg_write_file(char *dname, char *filename)
 
     if (-1 == unlink(bfile) && ENOENT != errno) {
 	fprintf(stderr,"unlink(%s): %s\n",bfile,strerror(errno));
-	return -1;
+	goto err;
     }
     if (-1 == rename(filename,bfile) && ENOENT != errno) {
 	fprintf(stderr,"rename(%s,%s): %s\n",filename,bfile,strerror(errno));
-	return -1;
+	goto err;
     }
     if (-1 == rename(tfile,filename)) {
 	fprintf(stderr,"rename(%s,%s): %s\n",tfile,filename,strerror(errno));
-	return -1;
+	goto err;
     }
+    free(bfile);
+    free(tfile);
     return 0;
+
+err:
+    free(bfile);
+    free(tfile);
+    return -1;
 }
 
 /* ------------------------------------------------------------------------ */