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selftests/mm/split_huge_page_test.c: close fd on write error

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When create_pagecache_thp_and_fd() write returns error on
/proc/sys/vm/dropcache, it just "goto err_out_unlink", which left fd still
open.

Use "goto err_out_close" to close the fd.

Link: https://lore.kernel.org/20260520020336.28914-1-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Barry Song <baohua@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: "Liam R. Howlett" <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nico Pache <npache@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Wei Yang <richard.weiyang@gmail.com>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Wei Yang 2026-05-20 02:03:36 +00:00 committed by Andrew Morton
parent 4c0ed883e0
commit df0d6a6d4b
1 changed files with 1 additions and 1 deletions
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2
tools/testing/selftests/mm/split_huge_page_test.c
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@ -625,7 +625,7 @@ static int create_pagecache_thp_and_fd(const char *testfile, size_t fd_size,
}
if (write(*fd, "3", 1) != 1) {
ksft_perror("write to drop_caches");
goto err_out_unlink;
goto err_out_close;
}
close(*fd);