From de143fb2feacd61dab675f87127697c45dedc97c Mon Sep 17 00:00:00 2001 From: Wang Wensheng Date: Thu, 29 Apr 2021 22:57:58 -0700 Subject: [PATCH] mm/sparse: add the missing sparse_buffer_fini() in error branch [ Upstream commit 2284f47fe9fe2ed2ef619e5474e155cfeeebd569 ] sparse_buffer_init() and sparse_buffer_fini() should appear in pair, or a WARN issue would be through the next time sparse_buffer_init() runs. Add the missing sparse_buffer_fini() in error branch. Link: https://lkml.kernel.org/r/20210325113155.118574-1-wangwensheng4@huawei.com Fixes: 85c77f791390 ("mm/sparse: add new sparse_init_nid() and sparse_init()") Signed-off-by: Wang Wensheng Reviewed-by: David Hildenbrand Reviewed-by: Oscar Salvador Cc: Pavel Tatashin Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- mm/sparse.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/sparse.c b/mm/sparse.c index 78bbecd904c3..191e29cca3fb 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -551,6 +551,7 @@ static void __init sparse_init_nid(int nid, unsigned long pnum_begin, pr_err("%s: node[%d] memory map backing failed. Some memory will not be available.", __func__, nid); pnum_begin = pnum; + sparse_buffer_fini(); goto failed; } check_usemap_section_nr(nid, usage);