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usb: renesas: pipe: convert a long if into a XOR operation 

This is just a minor optimization for the long
if we have on the driver.

When we want to check that one input is true
and the other must be false, the bitwise XOR
operator will achieve that for us.

Tested-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2011-12-21 13:13:33 +02:00
parent abfbe33410
commit 14ff96e04c
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/renesas_usbhs/pipe.c
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@ -330,8 +330,7 @@ static u16 usbhsp_setup_pipecfg(struct usbhs_pipe *pipe,
if (dir_in)
usbhsp_flags_set(pipe, IS_DIR_HOST);
if ((is_host && !dir_in) ||
(!is_host && dir_in))
if (!!is_host ^ !!dir_in)
dir |= DIR_OUT;
if (!dir)