[PATCH] fix leakes in request_firmware_nowait

[matthieu castet <castet.matthieu@free.fr>]

Hi,


request_firmware_nowait wasn't checking return error and forgot to free 
memory in some case.

This patch should fix it.

Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>

Index: linux-2.6.14/drivers/base/firmware_class.c
===================================================================
--- linux-2.6.14.orig/drivers/base/firmware_class.c	2005-10-28 02:02:08.000000000 +0200
+++ linux-2.6.14/drivers/base/firmware_class.c	2005-11-10 22:42:56.000000000 +0100
@@ -511,13 +511,18 @@
 {
 	struct firmware_work *fw_work = arg;
 	const struct firmware *fw;
+	int ret;
 	if (!arg) {
 		WARN_ON(1);
 		return 0;
 	}
 	daemonize("%s/%s", "firmware", fw_work->name);
-	_request_firmware(&fw, fw_work->name, fw_work->device,
+	ret = _request_firmware(&fw, fw_work->name, fw_work->device,
 		fw_work->hotplug);
+	if (ret < 0) {
+		fw_work->cont(NULL, fw_work->context);
+		return ret;
+	}
 	fw_work->cont(fw, fw_work->context);
 	release_firmware(fw);
 	module_put(fw_work->module);
@@ -573,6 +578,8 @@
 
 	if (ret < 0) {
 		fw_work->cont(NULL, fw_work->context);
+		module_put(fw_work->module);
+		kfree(fw_work);
 		return ret;
 	}
 	return 0;