From: M Chetan Kumar <m.chetan.kumar@linux.intel.com>
To: netdev@vger.kernel.org
Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net,
ryazanov.s.a@gmail.com, loic.poulain@linaro.org,
krishna.c.sudi@intel.com, m.chetan.kumar@intel.com,
m.chetan.kumar@linux.intel.com, linuxwwan@intel.com
Subject: [PATCH net-next 2/2] net: wwan: iosm: drop debugfs dev reference
Date: Mon, 14 Feb 2022 12:46:53 +0530 [thread overview]
Message-ID: <20220214071653.813010-3-m.chetan.kumar@linux.intel.com> (raw)
In-Reply-To: <20220214071653.813010-1-m.chetan.kumar@linux.intel.com>
Post debugfs use call wwan_put_debugfs_dir()to drop
debugfs dev reference.
Signed-off-by: M Chetan Kumar <m.chetan.kumar@linux.intel.com>
---
drivers/net/wwan/iosm/iosm_ipc_debugfs.c | 5 +++--
drivers/net/wwan/iosm/iosm_ipc_imem.h | 2 ++
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wwan/iosm/iosm_ipc_debugfs.c b/drivers/net/wwan/iosm/iosm_ipc_debugfs.c
index f2f57751a7d2..e916139b8cd4 100644
--- a/drivers/net/wwan/iosm/iosm_ipc_debugfs.c
+++ b/drivers/net/wwan/iosm/iosm_ipc_debugfs.c
@@ -12,10 +12,10 @@
void ipc_debugfs_init(struct iosm_imem *ipc_imem)
{
- struct dentry *debugfs_pdev = wwan_get_debugfs_dir(ipc_imem->dev);
+ ipc_imem->debugfs_wwan_dir = wwan_get_debugfs_dir(ipc_imem->dev);
ipc_imem->debugfs_dir = debugfs_create_dir(KBUILD_MODNAME,
- debugfs_pdev);
+ ipc_imem->debugfs_wwan_dir);
ipc_imem->trace = ipc_trace_init(ipc_imem);
if (!ipc_imem->trace)
@@ -26,4 +26,5 @@ void ipc_debugfs_deinit(struct iosm_imem *ipc_imem)
{
ipc_trace_deinit(ipc_imem->trace);
debugfs_remove_recursive(ipc_imem->debugfs_dir);
+ wwan_put_debugfs_dir(ipc_imem->debugfs_wwan_dir);
}
diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.h b/drivers/net/wwan/iosm/iosm_ipc_imem.h
index 5682e8d6be7b..e700dc8bfe0a 100644
--- a/drivers/net/wwan/iosm/iosm_ipc_imem.h
+++ b/drivers/net/wwan/iosm/iosm_ipc_imem.h
@@ -341,6 +341,7 @@ enum ipc_phase {
* @ev_mux_net_transmit_pending:0 means inform the IPC tasklet to pass
* @reset_det_n: Reset detect flag
* @pcie_wake_n: Pcie wake flag
+ * @debugfs_wwan_dir: WWAN Debug FS directory entry
* @debugfs_dir: Debug FS directory for driver-specific entries
*/
struct iosm_imem {
@@ -384,6 +385,7 @@ struct iosm_imem {
reset_det_n:1,
pcie_wake_n:1;
#ifdef CONFIG_WWAN_DEBUGFS
+ struct dentry *debugfs_wwan_dir;
struct dentry *debugfs_dir;
#endif
};
--
2.25.1
next prev parent reply other threads:[~2022-02-14 7:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-14 7:16 [PATCH net-next 0/2] net: wwan: debugfs dev reference not dropped M Chetan Kumar
2022-02-14 7:16 ` [PATCH net-next 1/2] net: wwan: debugfs obtained " M Chetan Kumar
2022-02-14 7:16 ` M Chetan Kumar [this message]
2022-02-14 14:20 ` [PATCH net-next 0/2] net: wwan: debugfs " patchwork-bot+netdevbpf
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