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USB: isp116x-hcd: 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: Olav Kongas <ok@artecdesign.ee> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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parent
63c4c0d881
commit
9fc6f2203f
1 changed files with 4 additions and 13 deletions
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@ -1198,14 +1198,11 @@ static int isp116x_debug_show(struct seq_file *s, void *unused)
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}
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DEFINE_SHOW_ATTRIBUTE(isp116x_debug);
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static int create_debug_file(struct isp116x *isp116x)
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static void create_debug_file(struct isp116x *isp116x)
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{
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isp116x->dentry = debugfs_create_file(hcd_name,
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S_IRUGO, NULL, isp116x,
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&isp116x_debug_fops);
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if (!isp116x->dentry)
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return -ENOMEM;
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return 0;
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}
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static void remove_debug_file(struct isp116x *isp116x)
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@ -1215,8 +1212,8 @@ static void remove_debug_file(struct isp116x *isp116x)
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#else
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#define create_debug_file(d) 0
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#define remove_debug_file(d) do{}while(0)
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static inline void create_debug_file(struct isp116x *isp116x) { }
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static inline void remove_debug_file(struct isp116x *isp116x) { }
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#endif /* CONFIG_DEBUG_FS */
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@ -1643,16 +1640,10 @@ static int isp116x_probe(struct platform_device *pdev)
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device_wakeup_enable(hcd->self.controller);
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ret = create_debug_file(isp116x);
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if (ret) {
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ERR("Couldn't create debugfs entry\n");
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goto err7;
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}
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create_debug_file(isp116x);
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return 0;
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err7:
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usb_remove_hcd(hcd);
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err6:
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usb_put_hcd(hcd);
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err5:
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