summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-08-10 12:42:43 +0200
committerDavid S. Miller <davem@davemloft.net>2019-08-12 06:31:25 +0200
commit53f6f391786e01bf2050c03d8a36d9defdcc2831 (patch)
tree8146becf4bd9fd984a12e5a9670567c3d64c1fc0 /drivers
parentxen-netback: no need to check return value of debugfs_create functions (diff)
downloadlinux-53f6f391786e01bf2050c03d8a36d9defdcc2831.tar.xz
linux-53f6f391786e01bf2050c03d8a36d9defdcc2831.zip
caif: 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: Richard Fontana <rfontana@redhat.com> Cc: Steve Winslow <swinslow@gmail.com> Cc: netdev@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/caif/caif_serial.c26
-rw-r--r--drivers/net/caif/caif_virtio.c6
2 files changed, 11 insertions, 21 deletions
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index ed3c437063dc..40b079162804 100644
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -94,26 +94,20 @@ static inline void update_tty_status(struct ser_device *ser)
}
static inline void debugfs_init(struct ser_device *ser, struct tty_struct *tty)
{
- ser->debugfs_tty_dir =
- debugfs_create_dir(tty->name, debugfsdir);
- if (!IS_ERR(ser->debugfs_tty_dir)) {
- debugfs_create_blob("last_tx_msg", 0400,
- ser->debugfs_tty_dir,
- &ser->tx_blob);
+ ser->debugfs_tty_dir = debugfs_create_dir(tty->name, debugfsdir);
- debugfs_create_blob("last_rx_msg", 0400,
- ser->debugfs_tty_dir,
- &ser->rx_blob);
+ debugfs_create_blob("last_tx_msg", 0400, ser->debugfs_tty_dir,
+ &ser->tx_blob);
- debugfs_create_x32("ser_state", 0400,
- ser->debugfs_tty_dir,
- (u32 *)&ser->state);
+ debugfs_create_blob("last_rx_msg", 0400, ser->debugfs_tty_dir,
+ &ser->rx_blob);
- debugfs_create_x8("tty_status", 0400,
- ser->debugfs_tty_dir,
- &ser->tty_status);
+ debugfs_create_x32("ser_state", 0400, ser->debugfs_tty_dir,
+ (u32 *)&ser->state);
+
+ debugfs_create_x8("tty_status", 0400, ser->debugfs_tty_dir,
+ &ser->tty_status);
- }
ser->tx_blob.data = ser->tx_data;
ser->tx_blob.size = 0;
ser->rx_blob.data = ser->rx_data;
diff --git a/drivers/net/caif/caif_virtio.c b/drivers/net/caif/caif_virtio.c
index 27e93a438dd9..eb426822ad06 100644
--- a/drivers/net/caif/caif_virtio.c
+++ b/drivers/net/caif/caif_virtio.c
@@ -623,11 +623,7 @@ static void cfv_netdev_setup(struct net_device *netdev)
/* Create debugfs counters for the device */
static inline void debugfs_init(struct cfv_info *cfv)
{
- cfv->debugfs =
- debugfs_create_dir(netdev_name(cfv->ndev), NULL);
-
- if (IS_ERR(cfv->debugfs))
- return;
+ cfv->debugfs = debugfs_create_dir(netdev_name(cfv->ndev), NULL);
debugfs_create_u32("rx-napi-complete", 0400, cfv->debugfs,
&cfv->stats.rx_napi_complete);