util/uri: do not check argument of uri_free()

uri_free() checks if its argument is NULL in uri_clean() and g_free().
There is no need to check the argument before the call.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Message-Id: <20210629063602.4239-1-xypron.glpk@gmx.de>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/block/nfs.c b/block/nfs.c
index 7dff64f489627a82ebbe33b0d23fc9337732055b..9aeaefb3644ffd95ca80239be5bf1172878697d5 100644 (file)
--- a/block/nfs.c
+++ b/block/nfs.c
@@ -147,9 +147,7 @@ out:
     if (qp) {
         query_params_free(qp);
     }
-    if (uri) {
-        uri_free(uri);
-    }
+    uri_free(uri);
     return ret;
 }
 

diff --git a/block/ssh.c b/block/ssh.c
index d008caf059995ab5887c1dc9bfa25789fd886212..e0fbb4934ba3bb788479e07326339075f5605d65 100644 (file)
--- a/block/ssh.c
+++ b/block/ssh.c
@@ -237,9 +237,7 @@ static int parse_uri(const char *filename, QDict *options, Error **errp)
     return 0;
 
  err:
-    if (uri) {
-      uri_free(uri);
-    }
+    uri_free(uri);
     return -EINVAL;
 }
 

diff --git a/util/uri.c b/util/uri.c
index 8bdef841208d249cb1a24116811b38d9480daa32..ff72c6005f26c6b8d157f46a7e13258b54b97da3 100644 (file)
--- a/util/uri.c
+++ b/util/uri.c
@@ -1340,7 +1340,7 @@ static void uri_clean(URI *uri)
 
 /**
  * uri_free:
- * @uri:  pointer to an URI
+ * @uri:  pointer to an URI, NULL is ignored
  *
  * Free up the URI struct
  */
@@ -1939,15 +1939,9 @@ step_7:
     val = uri_to_string(res);
 
 done:
-    if (ref != NULL) {
-        uri_free(ref);
-    }
-    if (bas != NULL) {
-        uri_free(bas);
-    }
-    if (res != NULL) {
-        uri_free(res);
-    }
+    uri_free(ref);
+    uri_free(bas);
+    uri_free(res);
     return val;
 }
 
@@ -2190,12 +2184,8 @@ done:
     if (remove_path != 0) {
         ref->path = NULL;
     }
-    if (ref != NULL) {
-        uri_free(ref);
-    }
-    if (bas != NULL) {
-        uri_free(bas);
-    }
+    uri_free(ref);
+    uri_free(bas);
 
     return val;
 }