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| author | Ismael Luceno Cortes <ismael.luceno@silicon-gears.com> | 2019-04-01 16:09:13 +0000 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2019-04-09 13:11:45 +0200 |
| commit | 51f60a89b75e5b71c747e15b8247abae798244ec (patch) | |
| tree | 0dac3be4a666790ea62dab4312ee567cd8035702 /common | |
| parent | 89aea23abb971fa89b7a96c02024b63d0b918a78 (diff) | |
| download | u-boot-51f60a89b75e5b71c747e15b8247abae798244ec.tar.gz u-boot-51f60a89b75e5b71c747e15b8247abae798244ec.tar.bz2 u-boot-51f60a89b75e5b71c747e15b8247abae798244ec.zip | |
usb: Make portspeed return a read-only string
Current code is plain wrong, and there's no need to have a mutable string,
so fix function type and remove the intermediate variable.
Signed-off-by: Ismael Luceno <ismael.luceno@silicon-gears.com>
Diffstat (limited to 'common')
| -rw-r--r-- | common/usb_hub.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index 33aaeb8e44..9069f4b33a 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -233,26 +233,18 @@ static struct usb_hub_device *usb_hub_allocate(void) #define MAX_TRIES 5 -static inline char *portspeed(int portstatus) +static inline const char *portspeed(int portstatus) { - char *speed_str; - switch (portstatus & USB_PORT_STAT_SPEED_MASK) { case USB_PORT_STAT_SUPER_SPEED: - speed_str = "5 Gb/s"; - break; + return "5 Gb/s"; case USB_PORT_STAT_HIGH_SPEED: - speed_str = "480 Mb/s"; - break; + return "480 Mb/s"; case USB_PORT_STAT_LOW_SPEED: - speed_str = "1.5 Mb/s"; - break; + return "1.5 Mb/s"; default: - speed_str = "12 Mb/s"; - break; + return "12 Mb/s"; } - - return speed_str; } /** |