Patch "efi/esrt: Use memunmap() instead of kfree() to free the remapping" has been added to the 4.9-stable tree

Patch "efi/esrt: Use memunmap() instead of kfree() to free the remapping" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    efi/esrt: Use memunmap() instead of kfree() to free the remapping

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     efi-esrt-use-memunmap-instead-of-kfree-to-free-the-remapping.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 89c5a2d34bda58319e3075e8e7dd727ea25a435c Mon Sep 17 00:00:00 2001
From: Pan Bian <bianpan2016@163.com>
Date: Wed, 6 Dec 2017 09:50:09 +0000
Subject: efi/esrt: Use memunmap() instead of kfree() to free the remapping

From: Pan Bian <bianpan2016@163.com>

commit 89c5a2d34bda58319e3075e8e7dd727ea25a435c upstream.

The remapping result of memremap() should be freed with memunmap(), not kfree().

Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/20171206095010.24170-3-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/firmware/efi/esrt.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/firmware/efi/esrt.c
+++ b/drivers/firmware/efi/esrt.c
@@ -428,7 +428,7 @@ err_remove_group:
 err_remove_esrt:
 	kobject_put(esrt_kobj);
 err:
-	kfree(esrt);
+	memunmap(esrt);
 	esrt = NULL;
 	return error;
 }


Patches currently in stable-queue which might be from bianpan2016@163.com are

queue-4.9/efi-esrt-use-memunmap-instead-of-kfree-to-free-the-remapping.patch