summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2017-04-14 10:29:40 +0200
committerIngo Molnar <mingo@kernel.org>2017-04-14 10:29:40 +0200
commit0ba78a95a6629975ff16545ae868fa1bb38f786a (patch)
treebb51f571bb187bc10f3a9639789afd4cf49b5b27 /drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
parentdef34eaae5ce04b324e48e1bfac873091d945213 (diff)
parenta232591ba289a1a397e0005c9f276a126c1bc1b1 (diff)
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index a260cd503200..077bfd8f4c0c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -1056,6 +1056,8 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
if (ret)
return ret;
+ if (count == 0)
+ return 0;
iwl_mvm_fw_dbg_collect(mvm, FW_DBG_TRIGGER_USER, buf,
(count - 1), NULL);