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path: root/drivers/net/wireless/iwlwifi/mvm/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/debugfs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/debugfs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
index e56ed2a84888..c24a744910ac 100644
--- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
@@ -988,7 +988,11 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
988 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 988 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
989 char buf[100]; 989 char buf[100];
990 990
991 if (!dbgfs_dir) 991 /*
992 * Check if debugfs directory already exist before creating it.
993 * This may happen when, for example, resetting hw or suspend-resume
994 */
995 if (!dbgfs_dir || mvmvif->dbgfs_dir)
992 return; 996 return;
993 997
994 mvmvif->dbgfs_dir = debugfs_create_dir("iwlmvm", dbgfs_dir); 998 mvmvif->dbgfs_dir = debugfs_create_dir("iwlmvm", dbgfs_dir);