2020-10-08 15:59:19

by Taehee Yoo

[permalink] [raw]
Subject: [PATCH net 050/117] iwlwifi: runtime: set _FWRT_DEBUGFS_READ_WRITE_FILE_OPS.owner to THIS_MODULE

If THIS_MODULE is not set, the module would be removed while debugfs is
being used.
It eventually makes kernel panic.

Fixes: 93b167c13a3a ("iwlwifi: runtime: sync FW and host clocks for logs")
Signed-off-by: Taehee Yoo <[email protected]>
---
drivers/net/wireless/intel/iwlwifi/fw/debugfs.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index c0edf6fb3760..d99ed6b2f781 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -151,6 +151,7 @@ static const struct file_operations iwl_dbgfs_##name##_ops = { \
.open = _iwl_dbgfs_##name##_open, \
.llseek = generic_file_llseek, \
.release = _iwl_dbgfs_release, \
+ .owner = THIS_MODULE, \
}

#define _FWRT_DEBUGFS_WRITE_FILE_OPS(name, buflen, argtype) \
--
2.17.1