diff options
| author | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
| commit | f85a6597a6ce33fe4f390744b2764b30aa7bfda8 (patch) | |
| tree | 9b923afc20e7d3a7e78f98d600fd7e6633b4265b /drivers/net/wireless/iwlwifi/mvm/debugfs.c | |
| parent | 140d37de62ffe8405282a1d6498f3b4099006384 (diff) | |
| parent | 44ffb69ec617f64cd83182e8b64d93b84758d636 (diff) | |
Merge tag 'asoc-v3.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.11
A few driver specific fixes here plus one core fix for a memory
corruption issue in DAPM initialisation which could lead to crashes.
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/debugfs.c | 6 |
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 e56ed2a8488..c24a744910a 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) struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); char buf[100]; - if (!dbgfs_dir) + /* + * Check if debugfs directory already exist before creating it. + * This may happen when, for example, resetting hw or suspend-resume + */ + if (!dbgfs_dir || mvmvif->dbgfs_dir) return; mvmvif->dbgfs_dir = debugfs_create_dir("iwlmvm", dbgfs_dir); |