2020-10-08 16:02:02

by Taehee Yoo

[permalink] [raw]
Subject: [PATCH net 061/117] iwlagn: set DEBUGFS_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: 16db88ba51d6 ("iwlagn: move dump_csr and dump_fh to transport layer")
Signed-off-by: Taehee Yoo <[email protected]>
---
drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index e408a381c82b..7c13184fc8e7 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -2513,6 +2513,7 @@ static const struct file_operations iwl_dbgfs_##name##_ops = { \
.write = iwl_dbgfs_##name##_write, \
.open = simple_open, \
.llseek = generic_file_llseek, \
+ .owner = THIS_MODULE, \
};

#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
--
2.17.1