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staging: most: usb: return 0 instead of variable

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This patch returns 0 instead of variable in case of invalid parameter
has been passed to function to increase readability.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/1590570387-27069-5-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Gromm 2020-05-27 11:06:21 +02:00 committed by Greg Kroah-Hartman
parent ffd069ec04
commit 2c069b61a8
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/most/usb/usb.c
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@ -192,12 +192,12 @@ static inline int start_sync_ep(struct usb_device *usb_dev, u16 ep)
static unsigned int get_stream_frame_size(struct device *dev,
struct most_channel_config *cfg)
{
unsigned int frame_size = 0;
unsigned int frame_size;
unsigned int sub_size = cfg->subbuffer_size;
if (!sub_size) {
dev_warn(dev, "Misconfig: Subbuffer size zero.\n");
return frame_size;
return 0;
}
switch (cfg->data_type) {
case MOST_CH_ISOC: