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Date: Mon, 10 Mar 2014 14:22:13 +0100 From: Geert Uytterhoeven <geert@...ux-m68k.org> To: Mikael Starvik <starvik@...s.com>, Jesper Nilsson <jesper.nilsson@...s.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, linux-cris-kernel@...s.com, linux-kernel@...r.kernel.org, Geert Uytterhoeven <geert@...ux-m68k.org> Subject: [PATCH] cris: Convert ffs from an object-like macro to a function-like macro This avoids bad interactions with code using identifiers called "ffs": drivers/usb/gadget/f_fs.c: In function 'ffsmod_init': drivers/usb/gadget/f_fs.c:2693:494: error: 'ffsusb_func' undeclared (first use in this function) drivers/usb/gadget/f_fs.c:2693:494: note: each undeclared identifier is reported only once for each function it appears in drivers/usb/gadget/f_fs.c: In function 'ffsmod_exit': drivers/usb/gadget/f_fs.c:2693:677: error: 'ffsusb_func' undeclared (first use in this function) drivers/usb/gadget/f_fs.c: At top level: drivers/usb/gadget/f_fs.c:2693:35: warning: 'kernel_ffsusb_func' defined but not used [-Wunused-variable] drivers/usb/gadget/f_fs.c: In function 'ffsmod_init': drivers/usb/gadget/f_fs.c:2693:15: warning: control reaches end of non-void function [-Wreturn-type] Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org> --- http://kisskb.ellerman.id.au/kisskb/buildresult/10715817/ arch/cris/include/asm/bitops.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/cris/include/asm/bitops.h b/arch/cris/include/asm/bitops.h index 184066ceb1f6..053c17b36559 100644 --- a/arch/cris/include/asm/bitops.h +++ b/arch/cris/include/asm/bitops.h @@ -144,7 +144,7 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) * definition, which doesn't have the same semantics. We don't want to * use -fno-builtin, so just hide the name ffs. */ -#define ffs kernel_ffs +#define ffs(x) kernel_ffs(x) #include <asm-generic/bitops/fls.h> #include <asm-generic/bitops/__fls.h> -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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