input_stream: added function input_stream_deinit()

All close() implementations must call this method.

src/archive/bz2_archive_plugin.c

@@ -182,6 +182,7 @@ bz2_open_stream(struct archive_file *file,
 	bis->base.seekable = false;
 
 	if (!bz2_alloc(bis, error_r)) {
+		input_stream_deinit(&bis->base);
 		g_free(bis);
 		return NULL;
 	}
@@ -202,6 +203,7 @@ bz2_is_close(struct input_stream *is)
 
 	bz2_close(&bis->archive->base);
 
+	input_stream_deinit(&bis->base);
 	g_free(bis);
 }
 

src/archive/iso9660_archive_plugin.c

@@ -212,6 +212,9 @@ iso9660_input_close(struct input_stream *is)
 	g_free(iis->statbuf);
 
 	iso9660_archive_close(&iis->archive->base);
+
+	input_stream_deinit(&iis->base);
+	g_free(iis);
 }
 
 

src/archive/zzip_archive_plugin.c

@@ -171,6 +171,7 @@ zzip_input_close(struct input_stream *is)
 
 	zzip_file_close(zis->file);
 	zzip_archive_close(&zis->archive->base);
+	input_stream_deinit(&zis->base);
 	g_free(zis);
 }
 

src/input/curl_input_plugin.c

@@ -195,6 +195,7 @@ input_curl_free(struct input_curl *c)
 	g_queue_free(c->buffers);
 
 	g_free(c->url);
+	input_stream_deinit(&c->base);
 	g_free(c);
 }
 

src/input/file_input_plugin.c

@@ -136,6 +136,7 @@ input_file_close(struct input_stream *is)
 	struct file_input_stream *fis = (struct file_input_stream *)is;
 
 	close(fis->fd);
+	input_stream_deinit(&fis->base);
 	g_free(fis);
 }
 

src/input/mms_input_plugin.c

@@ -103,6 +103,7 @@ input_mms_close(struct input_stream *is)
 	struct input_mms *m = (struct input_mms *)is;
 
 	mmsx_close(m->mms);
+	input_stream_deinit(&m->base);
 	g_free(m);
 }
 

src/input/rewind_input_plugin.c

@@ -98,6 +98,7 @@ input_rewind_close(struct input_stream *is)
 
 	input_stream_close(r->input);
 
+	input_stream_deinit(&r->base);
 	g_free(r);
 }
 

src/input_stream.c

@@ -99,8 +99,6 @@ input_stream_read(struct input_stream *is, void *ptr, size_t size,
 
 void input_stream_close(struct input_stream *is)
 {
-	g_free(is->mime);
-
 	is->plugin->close(is);
 }
 

src/input_stream.h

@@ -76,6 +76,12 @@ input_stream_init(struct input_stream *is, const struct input_plugin *plugin)
 	is->mime = NULL;
 }
 
+static inline void
+input_stream_deinit(struct input_stream *is)
+{
+	g_free(is->mime);
+}
+
 /**
  * Opens a new input stream.  You may not access it until the "ready"
  * flag is set.