diff options
| author | Slawomir Laba <slawomirx.laba@intel.com> | 2022-02-23 15:38:31 +0300 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2022-02-25 22:37:07 +0300 |
| commit | e85ff9c631e1bf109ce8428848dfc8e8b0041f48 (patch) | |
| tree | 681cb729f2c39247c47b8e3c1e47e7ca1a1bd2a7 /drivers/net | |
| parent | a472eb5cbaebb5774672c565e024336c039e9128 (diff) | |
| download | linux-e85ff9c631e1bf109ce8428848dfc8e8b0041f48.tar.xz | |
iavf: Fix deadlock in iavf_reset_task
There exists a missing mutex_unlock call on crit_lock in
iavf_reset_task call path.
Unlock the crit_lock before returning from reset task.
Fixes: 5ac49f3c2702 ("iavf: use mutexes for locking of critical sections")
Signed-off-by: Slawomir Laba <slawomirx.laba@intel.com>
Signed-off-by: Phani Burra <phani.r.burra@intel.com>
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Mateusz Palczewski <mateusz.palczewski@intel.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/iavf/iavf_main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 36433d6504b7..da50ea3e44c2 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -2688,6 +2688,7 @@ static void iavf_reset_task(struct work_struct *work) reg_val); iavf_disable_vf(adapter); mutex_unlock(&adapter->client_lock); + mutex_unlock(&adapter->crit_lock); return; /* Do not attempt to reinit. It's dead, Jim. */ } |