diff options
| author | Matthew Wilcox <willy@infradead.org> | 2023-06-04 14:16:06 +0300 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-07-10 15:36:10 +0300 |
| commit | ba38980add7ffc9e674ada5b4ded4e7d14e76581 (patch) | |
| tree | 51a9aadd76d8a74988fa95ec3429113c16c073a7 /fs/splice.c | |
| parent | e2393b8f3987c5f29dca03aa71d0502f6d721c0d (diff) | |
| download | linux-ba38980add7ffc9e674ada5b4ded4e7d14e76581.tar.xz | |
reiserfs: Check the return value from __getblk()
__getblk() can return a NULL pointer if we run out of memory or if we
try to access beyond the end of the device; check it and handle it
appropriately.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Link: https://lore.kernel.org/lkml/CAFcO6XOacq3hscbXevPQP7sXRoYFz34ZdKPYjmd6k5sZuhGFDw@mail.gmail.com/
Tested-by: butt3rflyh4ck <butterflyhuangxx@gmail.com>
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") # probably introduced in 2002
Acked-by: Edward Shishkin <edward.shishkin@gmail.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/splice.c')
0 files changed, 0 insertions, 0 deletions