From 71ee1284d6267904dc2ef0172a30a93d4a2e8234 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Tue, 22 Jan 2019 16:21:18 +0100 Subject: iwlegacy: no need to check return value of debugfs_create functions When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Stanislaw Gruszka Cc: Kalle Valo Cc: linux-wireless@vger.kernel.org Signed-off-by: Greg Kroah-Hartman Acked-by: Stanislaw Gruszka Signed-off-by: Kalle Valo --- drivers/net/wireless/intel/iwlegacy/debug.c | 34 ++++------------------------- 1 file changed, 4 insertions(+), 30 deletions(-) (limited to 'drivers/net/wireless/intel/iwlegacy/debug.c') diff --git a/drivers/net/wireless/intel/iwlegacy/debug.c b/drivers/net/wireless/intel/iwlegacy/debug.c index d76073def677..fa211412e0ac 100644 --- a/drivers/net/wireless/intel/iwlegacy/debug.c +++ b/drivers/net/wireless/intel/iwlegacy/debug.c @@ -128,23 +128,12 @@ EXPORT_SYMBOL(il_update_stats); /* create and remove of files */ #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ - if (!debugfs_create_file(#name, mode, parent, il, \ - &il_dbgfs_##name##_ops)) \ - goto err; \ + debugfs_create_file(#name, mode, parent, il, \ + &il_dbgfs_##name##_ops); \ } while (0) #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_bool(#name, 0600, parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ -} while (0) - -#define DEBUGFS_ADD_X32(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_x32(#name, 0600, parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ + debugfs_create_bool(#name, 0600, parent, ptr); \ } while (0) /* file operation */ @@ -1341,27 +1330,18 @@ DEBUGFS_WRITE_FILE_OPS(wd_timeout); * Create the debugfs files and directories * */ -int +void il_dbgfs_register(struct il_priv *il, const char *name) { struct dentry *phyd = il->hw->wiphy->debugfsdir; struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; dir_drv = debugfs_create_dir(name, phyd); - if (!dir_drv) - return -ENOMEM; - il->debugfs_dir = dir_drv; dir_data = debugfs_create_dir("data", dir_drv); - if (!dir_data) - goto err; dir_rf = debugfs_create_dir("rf", dir_drv); - if (!dir_rf) - goto err; dir_debug = debugfs_create_dir("debug", dir_drv); - if (!dir_debug) - goto err; DEBUGFS_ADD_FILE(nvm, dir_data, 0400); DEBUGFS_ADD_FILE(sram, dir_data, 0600); @@ -1399,12 +1379,6 @@ il_dbgfs_register(struct il_priv *il, const char *name) DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, &il->disable_chain_noise_cal); DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &il->disable_tx_power_cal); - return 0; - -err: - IL_ERR("Can't create the debugfs directory\n"); - il_dbgfs_unregister(il); - return -ENOMEM; } EXPORT_SYMBOL(il_dbgfs_register); -- cgit v1.2.3