unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
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Btrfs: fix extent_buffer leak in the metadata IO error handling

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The scrub readahead branch brought in a new error handling hook,
but it was leaking extent_buffer references.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2011-11-03 22:23:13 -04:00
parent 740c3d226c
commit c674e04e1c
1 changed files with 1 additions and 0 deletions
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1
fs/btrfs/disk-io.c
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@ -644,6 +644,7 @@ static int btree_io_failed_hook(struct bio *failed_bio,
clear_bit(EXTENT_BUFFER_READAHEAD, &eb->bflags);
btree_readahead_hook(root, eb, eb->start, -EIO);
}
free_extent_buffer(eb);
out:
return -EIO; /* we fixed nothing */