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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2022-07-15 13:35:18 +0300 |
|---|---|---|
| committer | Kalle Valo <quic_kvalo@quicinc.com> | 2022-07-18 13:04:11 +0300 |
| commit | 7a4836560a6198d245d5732e26f94898b12eb760 (patch) | |
| tree | 0ef3d708f58e2cf65c63f48c804ec47e0866d3b0 /drivers/platform/chrome/cros_ec_lpc_mec.h | |
| parent | eaedf62f7aaa4e2efd69c0fbd32ee774456ce361 (diff) | |
wifi: wil6210: debugfs: fix info leak in wil_write_file_wmi()
The simple_write_to_buffer() function will succeed if even a single
byte is initialized. However, we need to initialize the whole buffer
to prevent information leaks. Just use memdup_user().
Fixes: ff974e408334 ("wil6210: debugfs interface to send raw WMI command")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/Ysg14NdKAZF/hcNG@kili
Diffstat (limited to 'drivers/platform/chrome/cros_ec_lpc_mec.h')
0 files changed, 0 insertions, 0 deletions