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: Olav Kongas <o...@artecdesign.ee>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/usb/host/isp116x-hcd.c | 17 ++++-------------
1 file changed, 4 insertions(+), 13 deletions(-)
diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index 4602ed801f0a..74da136d322a 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -1198,14 +1198,11 @@ static int isp116x_debug_show(struct seq_file *s, void
*unused)
}
DEFINE_SHOW_ATTRIBUTE(isp116x_debug);
-static int create_debug_file(struct isp116x *isp116x)
+static void create_debug_file(struct isp116x *isp116x)
{
isp116x->dentry = debugfs_create_file(hcd_name,
S_IRUGO, NULL, isp116x,
&isp116x_debug_fops);
- if (!isp116x->dentry)
- return -ENOMEM;
- return 0;
}
static void remove_debug_file(struct isp116x *isp116x)
@@ -1215,8 +1212,8 @@ static void remove_debug_file(struct isp116x *isp116x)
#else
-#define create_debug_file(d) 0
-#define remove_debug_file(d) do{}while(0)
+static inline void create_debug_file(struct isp116x *isp116x) { }
+static inline void remove_debug_file(struct isp116x *isp116x) { }
#endif /* CONFIG_DEBUG_FS */
@@ -1643,16 +1640,10 @@ static int isp116x_probe(struct platform_device *pdev)
device_wakeup_enable(hcd->self.controller);
- ret = create_debug_file(isp116x);
- if (ret) {
- ERR("Couldn't create debugfs entry\n");
- goto err7;
- }
+ create_debug_file(isp116x);
return 0;
- err7:
- usb_remove_hcd(hcd);
err6:
usb_put_hcd(hcd);
err5:
--
2.17.0
--
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