diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2013-07-11 22:32:31 -0700 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2013-07-29 13:58:12 +0300 |
| commit | 925403f425a4a9c503f2fc295652647b1eb10d82 (patch) | |
| tree | eb3c1528de7ed53c3f6a5960e74c9fc1c36f6ace /drivers/usb/renesas_usbhs/pipe.h | |
| parent | 519c6013d356fef95c9e45cfb533b3e68b47dbf4 (diff) | |
| download | op-kernel-dev-925403f425a4a9c503f2fc295652647b1eb10d82.zip op-kernel-dev-925403f425a4a9c503f2fc295652647b1eb10d82.tar.gz | |
usb: renesas_usbhs: tidyup original usbhsx_for_each_xxx macro
Current usbhsx_for_each_xxx macro will read out-of-array's
memory after last loop operation.
It was not good C language operation, and the binary which was
compiled by (at least) gcc 4.8.1 is broken
This patch tidyup these issues
Reported-by: Yusuke Goda <yusuke.goda.sx@renesas.com>
Reviewed-by: Takashi Yoshii <takashi.yoshii.zj@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/pipe.h')
| -rw-r--r-- | drivers/usb/renesas_usbhs/pipe.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/renesas_usbhs/pipe.h b/drivers/usb/renesas_usbhs/pipe.h index b476fde..3e53498 100644 --- a/drivers/usb/renesas_usbhs/pipe.h +++ b/drivers/usb/renesas_usbhs/pipe.h @@ -54,9 +54,9 @@ struct usbhs_pipe_info { * pipe list */ #define __usbhs_for_each_pipe(start, pos, info, i) \ - for (i = start, pos = (info)->pipe + i; \ - i < (info)->size; \ - i++, pos = (info)->pipe + i) + for ((i) = start; \ + ((i) < (info)->size) && ((pos) = (info)->pipe + (i)); \ + (i)++) #define usbhs_for_each_pipe(pos, priv, i) \ __usbhs_for_each_pipe(1, pos, &((priv)->pipe_info), i) |
