linux-kernel - [PATCH 5.10 561/563] lib/test_meminit: destroy cache in kmem_cache_alloc

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Date:   Mon, 24 Jan 2022 19:45:26 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Andrey Konovalov <andreyknvl@...gle.com>,
        Marco Elver <elver@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: [PATCH 5.10 561/563] lib/test_meminit: destroy cache in kmem_cache_alloc_bulk() test

From: Andrey Konovalov <andreyknvl@...gle.com>

commit e073e5ef90298d2d6e5e7f04b545a0815e92110c upstream.

Make do_kmem_cache_size_bulk() destroy the cache it creates.

Link: https://lkml.kernel.org/r/aced20a94bf04159a139f0846e41d38a1537debb.1640018297.git.andreyknvl@google.com
Fixes: 03a9349ac0e0 ("lib/test_meminit: add a kmem_cache_alloc_bulk() test")
Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>
Reviewed-by: Marco Elver <elver@...gle.com>
Cc: Alexander Potapenko <glider@...gle.com>
Cc: Dmitry Vyukov <dvyukov@...gle.com>
Cc: Andrey Ryabinin <ryabinin.a.a@...il.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 lib/test_meminit.c |    1 +
 1 file changed, 1 insertion(+)

--- a/lib/test_meminit.c
+++ b/lib/test_meminit.c
@@ -337,6 +337,7 @@ static int __init do_kmem_cache_size_bul
 		if (num)
 			kmem_cache_free_bulk(c, num, objects);
 	}
+	kmem_cache_destroy(c);
 	*total_failures += fail;
 	return 1;
 }