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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 16:21:26 +0100
committerKalle Valo <kvalo@codeaurora.org>2019-02-01 14:31:21 +0200
commit23f389660301d117340228f1077374b1d6ad8ed2 (patch)
tree73021dd4838bf0d659b8f2380f9c393e534e5f68 /drivers/net/wireless/ti/wl12xx/debugfs.c
parent72efec9b67ae9a153d83cd75b4e04c85bffa4683 (diff)
wl12xx: 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: Kalle Valo <kvalo@codeaurora.org> Cc: Tony Lindgren <tony@atomide.com> Cc: linux-wireless@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ti/wl12xx/debugfs.c')
-rw-r--r--drivers/net/wireless/ti/wl12xx/debugfs.c20
1 files changed, 1 insertions, 19 deletions
diff --git a/drivers/net/wireless/ti/wl12xx/debugfs.c b/drivers/net/wireless/ti/wl12xx/debugfs.c
index 0521cbf858cf..6c3c04eca8fd 100644
--- a/drivers/net/wireless/ti/wl12xx/debugfs.c
+++ b/drivers/net/wireless/ti/wl12xx/debugfs.c
@@ -125,20 +125,10 @@ WL12XX_DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, "%u");
int wl12xx_debugfs_add_files(struct wl1271 *wl,
struct dentry *rootdir)
{
- int ret = 0;
- struct dentry *entry, *stats, *moddir;
+ struct dentry *stats, *moddir;
moddir = debugfs_create_dir(KBUILD_MODNAME, rootdir);
- if (!moddir || IS_ERR(moddir)) {
- entry = moddir;
- goto err;
- }
-
stats = debugfs_create_dir("fw_stats", moddir);
- if (!stats || IS_ERR(stats)) {
- entry = stats;
- goto err;
- }
DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
@@ -232,12 +222,4 @@ int wl12xx_debugfs_add_files(struct wl1271 *wl,
DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
return 0;
-
-err:
- if (IS_ERR(entry))
- ret = PTR_ERR(entry);
- else
- ret = -ENOMEM;
-
- return ret;
}