f2fs: fix dentry folio leak in find_in_level

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find_in_level() gets a dentry folio with f2fs_find_data_folio() before
calling find_in_block().  If find_in_block() returns an error, the
function stores the error in res_folio and breaks out of the loop without
dropping the dentry folio.

This leaks the folio reference on the find_in_block() error path.  Drop
the dentry folio before returning the error to the caller.

Fixes: 7ad08a58bf ("f2fs: Handle casefolding with Encryption")
Cc: stable@vger.kernel.org
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Guanghui Yang <3497809730@qq.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Guanghui Yang 2026-07-19 16:45:14 +08:00 • committed by Jaegeuk Kim

parent 0dab71381f

commit cca7d3e30b

1 changed files with 1 additions and 0 deletions

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fs/f2fs/dir.c

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