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usb: host: {e|o}hci-dbg: kill useless 'ret' variable initializers
The 'ret' local variables are often initialized to 0 but this value is unused, thus we can kill those initializers... Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru> Link: https://lore.kernel.org/r/901b7478-45b6-d8b3-f5c6-555712485232@omp.ru Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -931,7 +931,7 @@ static struct debug_buffer *alloc_buffer(struct usb_bus *bus,
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static int fill_buffer(struct debug_buffer *buf)
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{
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int ret = 0;
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int ret;
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if (!buf->output_buf)
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buf->output_buf = vmalloc(buf->alloc_size);
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@ -956,7 +956,7 @@ static ssize_t debug_output(struct file *file, char __user *user_buf,
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size_t len, loff_t *offset)
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{
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struct debug_buffer *buf = file->private_data;
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int ret = 0;
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int ret;
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mutex_lock(&buf->mutex);
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if (buf->count == 0) {
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@ -680,7 +680,7 @@ static struct debug_buffer *alloc_buffer(struct ohci_hcd *ohci,
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static int fill_buffer(struct debug_buffer *buf)
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{
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int ret = 0;
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int ret;
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if (!buf->page)
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buf->page = (char *)get_zeroed_page(GFP_KERNEL);
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@ -705,7 +705,7 @@ static ssize_t debug_output(struct file *file, char __user *user_buf,
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size_t len, loff_t *offset)
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{
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struct debug_buffer *buf = file->private_data;
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int ret = 0;
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int ret;
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mutex_lock(&buf->mutex);
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if (buf->count == 0) {
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