FAILED: patch "[PATCH] platform/x86: intel_pmc_core: fix memleak on registration" failed to apply to 5.15-stable tree

The patch below does not apply to the 5.15-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 7c4f5cd18cb169a4ce8610b1696ec152d62b4820 Mon Sep 17 00:00:00 2001
From: Johan Hovold <[email protected]>
Date: Wed, 22 Dec 2021 11:50:23 +0100
Subject: [PATCH] platform/x86: intel_pmc_core: fix memleak on registration
failure

In case device registration fails during module initialisation, the platform device structure needs to be freed using platform_device_put() to properly free all resources (e.g. the device name).

index 73797680b895..15ca8afdd973 100644
@@ -65,7 +65,7 @@ static int __init pmc_core_platform_init(void)
 
 	retval = platform_device_register(pmc_core_device);
 	if (retval)
-		kfree(pmc_core_device);
+		platform_device_put(pmc_core_device);
 
 	return retval;
 }