diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2021-02-19 15:35:07 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2021-02-22 10:22:16 +0300 |
| commit | 4538c5ed0f7e892f1b643472e48146757d1e60c5 (patch) | |
| tree | 8f1735f1fb660d895524df06f9ed96bce5c7854a /drivers/net/wireless | |
| parent | 94f0e6256c2ab6803c935634aa1f653174c94879 (diff) | |
| download | linux-4538c5ed0f7e892f1b643472e48146757d1e60c5.tar.xz | |
iwlwifi: avoid crash on unsupported debug collection
If the opmode doesn't support debug collection (DVM) then don't
crash, but just skip the callback.
Fixes: d01293154c0a ("iwlwifi: dbg: add op_mode callback for collecting debug data.")
Reported-by: Andy Lavr <andy.lavr@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210219133506.ecabe285bc7d.I73d230d555c595fa2d9bf284f80078729fe18aa4@changeid
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h index 868da7e79a45..e6d2e0994317 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h @@ -205,6 +205,8 @@ static inline void iwl_op_mode_time_point(struct iwl_op_mode *op_mode, enum iwl_fw_ini_time_point tp_id, union iwl_dbg_tlv_tp_data *tp_data) { + if (!op_mode || !op_mode->ops || !op_mode->ops->time_point) + return; op_mode->ops->time_point(op_mode, tp_id, tp_data); } |