| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.11 592/601] mm/sparse: add the missing sparse_buffer_fini() in error branch | Date | Wed, 12 May 2021 16:51:09 +0200 |
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From: Wang Wensheng <wangwensheng4@huawei.com>
[ 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 <wangwensheng4@huawei.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Oscar Salvador <osalvador@suse.de> Cc: Pavel Tatashin <pasha.tatashin@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- mm/sparse.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/mm/sparse.c b/mm/sparse.c index 7bd23f9d6cef..33406ea2ecc4 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -547,6 +547,7 @@ 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); -- 2.30.2
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