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| author |   Boris Burkov <boris@bur.io> | 2025-04-25 12:47:50 -0700 |
|---|---|---|
| committer |   David Sterba <dsterba@suse.com> | 2025-05-02 13:20:08 +0200 |
| commit | d6fe0c69b3aa5c985380b794bdf8e6e9b1811e60 (patch) | |
| tree | 19a7eb1f2a1247de576fde5badb67c0ee7a1f2b7 /scripts/lib/kdoc/kdoc_parser.py | |
| parent | btrfs: correct the order of prelim_ref arguments in btrfs__prelim_ref (diff) | |
| download | linux-rng-d6fe0c69b3aa5c985380b794bdf8e6e9b1811e60.tar.xz linux-rng-d6fe0c69b3aa5c985380b794bdf8e6e9b1811e60.zip | |
btrfs: handle empty eb->folios in num_extent_folios()
num_extent_folios() unconditionally calls folio_order() on
eb->folios[0]. If that is NULL this will be a segfault. It is reasonable
for it to return 0 as the number of folios in the eb when the first
entry is NULL, so do that instead.
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Boris Burkov <boris@bur.io>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'scripts/lib/kdoc/kdoc_parser.py')
0 files changed, 0 insertions, 0 deletions