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| author | Jianxin Xiong <jianxin.xiong@intel.com> | 2016-07-25 13:39:14 -0700 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-08-02 16:00:58 -0400 |
| commit | 8adf71fa145e5e309a07c1cca843da8cd83c1d75 (patch) | |
| tree | fb147126f9002bbc394adecc8d73a2edd5a5e360 /drivers/infiniband/hw/hfi1/mad.c | |
| parent | a6580f4310ded039fc9f682cbf027fbba217652b (diff) | |
| download | linux-8adf71fa145e5e309a07c1cca843da8cd83c1d75.tar.bz2 | |
IB/hfi1: Fix "suspicious rcu_dereference_check() usage" warnings
This fixes the following warnings with PROVE_LOCKING and PROVE_RCU
enabled in the kernel:
case (1):
[ INFO: suspicious RCU usage. ]
drivers/infiniband/hw/hfi1/init.c:532
suspicious rcu_dereference_check() usage!
case (2):
[ INFO: suspicious RCU usage. ]
drivers/infiniband/hw/hfi1/hfi.h:1624
suspicious rcu_dereference_check() usage!
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Jianxin Xiong <jianxin.xiong@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/mad.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/mad.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c index 5590a4c84a4e..1263abe01999 100644 --- a/drivers/infiniband/hw/hfi1/mad.c +++ b/drivers/infiniband/hw/hfi1/mad.c @@ -3375,7 +3375,7 @@ static void apply_cc_state(struct hfi1_pportdata *ppd) */ spin_lock(&ppd->cc_state_lock); - old_cc_state = get_cc_state(ppd); + old_cc_state = get_cc_state_protected(ppd); if (!old_cc_state) { /* never active, or shutting down */ spin_unlock(&ppd->cc_state_lock); |