linux-kernel - [PATCH 2/6] UML - Fix an IPV6 libc vs kernel symbol clash

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Date:	Thu, 2 Aug 2007 17:04:37 -0400
From:	Jeff Dike <jdike@...toit.com>
To:	Andrew Morton <akpm@...l.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	uml-devel <user-mode-linux-devel@...ts.sourceforge.net>
Subject: [PATCH 2/6] UML - Fix an IPV6 libc vs kernel symbol clash

On some systems, with IPV6 configured, there is a clash between the
kernel's in6addr_any and the one in libc.

This is handled in the usual (gross) way of defining the kernel symbol
out of the way on the gcc command line.

Signed-off-by: Jeff Dike <jdike@...ux.intel.com>
--
 arch/um/Makefile |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6.21-mm/arch/um/Makefile
===================================================================
--- linux-2.6.21-mm.orig/arch/um/Makefile	2007-08-02 16:43:17.000000000 -0400
+++ linux-2.6.21-mm/arch/um/Makefile	2007-08-02 16:43:22.000000000 -0400
@@ -60,7 +60,8 @@ SYS_DIR		:= $(ARCH_DIR)/include/sysdep-$
 
 CFLAGS += $(CFLAGS-y) -D__arch_um__ -DSUBARCH=\"$(SUBARCH)\"	\
 	$(ARCH_INCLUDE) $(MODE_INCLUDE) -Dvmap=kernel_vmap	\
-	-Din6addr_loopback=kernel_in6addr_loopback
+	-Din6addr_loopback=kernel_in6addr_loopback \
+	-Din6addr_any=kernel_in6addr_any
 
 AFLAGS += $(ARCH_INCLUDE)
 
-
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