diff options
| author | Matthew Wilcox <willy@infradead.org> | 2023-06-04 12:16:06 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-09-23 10:47:59 +0200 |
| commit | 89d2fc71b9f05970a3cc9b9ea2a44e3c389b45eb (patch) | |
| tree | 608ac4c1c4247a7689e5f85d8fcb062cbb3fb3cf /include/linux | |
| parent | 4c4cb547012ba3490a9868d35915246ff0df86f3 (diff) | |
reiserfs: Check the return value from __getblk()
[ Upstream commit ba38980add7ffc9e674ada5b4ded4e7d14e76581 ]
__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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions