netdev - Re: [PATCH] usb: hso: Fix debug compile warning on sparc32

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Message-Id: <20200713.170338.67090817978996414.davem@davemloft.net>
Date:   Mon, 13 Jul 2020 17:03:38 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     geert@...ux-m68k.org
Cc:     kuba@...nel.org, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: hso: Fix debug compile warning on sparc32

From: Geert Uytterhoeven <geert@...ux-m68k.org>
Date: Mon, 13 Jul 2020 13:05:13 +0200

> On sparc32, tcflag_t is "unsigned long", unlike on all other
> architectures, where it is "unsigned int":
> 
>     drivers/net/usb/hso.c: In function ‘hso_serial_set_termios’:
>     include/linux/kern_levels.h:5:18: warning: format ‘%d’ expects argument of type ‘unsigned int’, but argument 4 has type ‘tcflag_t {aka long unsigned int}’ [-Wformat=]
>     drivers/net/usb/hso.c:1393:3: note: in expansion of macro ‘hso_dbg’
>        hso_dbg(0x16, "Termios called with: cflags new[%d] - old[%d]\n",
>        ^~~~~~~
>     include/linux/kern_levels.h:5:18: warning: format ‘%d’ expects argument of type ‘unsigned int’, but argument 5 has type ‘tcflag_t {aka long unsigned int}’ [-Wformat=]
>     drivers/net/usb/hso.c:1393:3: note: in expansion of macro ‘hso_dbg’
>        hso_dbg(0x16, "Termios called with: cflags new[%d] - old[%d]\n",
>        ^~~~~~~
> 
> As "unsigned long" is 32-bit on sparc32, fix this by casting all tcflag_t
> parameters to "unsigned int".
> While at it, use "%u" to format unsigned numbers.
> 
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>

Applied, thanks.