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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 16:21:34 +0100
committerKalle Valo <kvalo@codeaurora.org>2019-02-01 14:38:54 +0200
commit2587791d57588562c21e5ef7e678f02ab2f3eb82 (patch)
treef362bfff8798c3d0b210d22b89b029f780b8059c /drivers/net/wireless/ralink
parentb8f1fe51898373d34f4f59f54376a952a16c5dc4 (diff)
rt2x00: 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 <sgruszka@redhat.com> Cc: Helmut Schaa <helmut.schaa@googlemail.com> Cc: Kalle Valo <kvalo@codeaurora.org> Cc: linux-wireless@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ralink')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt2x00debug.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
index 61ba573e8bf1..05a2e8da412c 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
@@ -656,36 +656,24 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
intf->driver_folder =
debugfs_create_dir(intf->rt2x00dev->ops->name,
rt2x00dev->hw->wiphy->debugfsdir);
- if (IS_ERR(intf->driver_folder) || !intf->driver_folder)
- goto exit;
intf->driver_entry =
rt2x00debug_create_file_driver("driver", intf, &intf->driver_blob);
- if (IS_ERR(intf->driver_entry) || !intf->driver_entry)
- goto exit;
intf->chipset_entry =
rt2x00debug_create_file_chipset("chipset",
intf, &intf->chipset_blob);
- if (IS_ERR(intf->chipset_entry) || !intf->chipset_entry)
- goto exit;
intf->dev_flags = debugfs_create_file("dev_flags", 0400,
intf->driver_folder, intf,
&rt2x00debug_fop_dev_flags);
- if (IS_ERR(intf->dev_flags) || !intf->dev_flags)
- goto exit;
intf->cap_flags = debugfs_create_file("cap_flags", 0400,
intf->driver_folder, intf,
&rt2x00debug_fop_cap_flags);
- if (IS_ERR(intf->cap_flags) || !intf->cap_flags)
- goto exit;
intf->register_folder =
debugfs_create_dir("register", intf->driver_folder);
- if (IS_ERR(intf->register_folder) || !intf->register_folder)
- goto exit;
#define RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(__intf, __name) \
({ \
@@ -695,9 +683,6 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
0600, \
(__intf)->register_folder, \
&(__intf)->offset_##__name); \
- if (IS_ERR((__intf)->__name##_off_entry) || \
- !(__intf)->__name##_off_entry) \
- goto exit; \
\
(__intf)->__name##_val_entry = \
debugfs_create_file(__stringify(__name) "_value", \
@@ -705,9 +690,6 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
(__intf)->register_folder, \
(__intf), \
&rt2x00debug_fop_##__name); \
- if (IS_ERR((__intf)->__name##_val_entry) || \
- !(__intf)->__name##_val_entry) \
- goto exit; \
} \
})
@@ -721,15 +703,10 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
intf->queue_folder =
debugfs_create_dir("queue", intf->driver_folder);
- if (IS_ERR(intf->queue_folder) || !intf->queue_folder)
- goto exit;
intf->queue_frame_dump_entry =
debugfs_create_file("dump", 0400, intf->queue_folder,
intf, &rt2x00debug_fop_queue_dump);
- if (IS_ERR(intf->queue_frame_dump_entry)
- || !intf->queue_frame_dump_entry)
- goto exit;
skb_queue_head_init(&intf->frame_dump_skbqueue);
init_waitqueue_head(&intf->frame_dump_waitqueue);
@@ -747,10 +724,6 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
#endif
return;
-
-exit:
- rt2x00debug_deregister(rt2x00dev);
- rt2x00_err(rt2x00dev, "Failed to register debug handler\n");
}
void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev)