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| author |   Eddie James <eajames@linux.ibm.com> | 2022-05-13 14:44:24 -0500 |
|---|---|---|
| committer |   Joel Stanley <joel@jms.id.au> | 2022-09-28 21:10:57 +0930 |
| commit | d3e1e24604031b0d83b6c2d38f54eeea265cfcc0 (patch) | |
| tree | a439e95df47d7ad5d51a684b516705001b9a2c19 /tools/testing/selftests/exec/git:/ssh:/git@git.zx2c4.com | |
| parent | hwmon (occ): Retry for checksum failure (diff) | |
| download | linux-dev-d3e1e24604031b0d83b6c2d38f54eeea265cfcc0.tar.xz linux-dev-d3e1e24604031b0d83b6c2d38f54eeea265cfcc0.zip | |
fsi: occ: Prevent use after free
Use get_device and put_device in the open and close functions to
make sure the device doesn't get freed while a file descriptor is
open.
Also, lock around the freeing of the device buffer and check the
buffer before using it in the submit function.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220513194424.53468-1-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'tools/testing/selftests/exec/git:/ssh:/git@git.zx2c4.com')
0 files changed, 0 insertions, 0 deletions