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Subject: [TRIVIAL PATCH][2.5.66] fix for link-error in i810fb_imageblit
From: Andy Pfiffer <andyp@osdl.org>
To: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: jsimmons@infradead.org
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Date: 25 Mar 2003 12:13:19 -0800
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This patch is one way to fix a link-error found in the i810 FB driver as
found in pure 2.5.66.

The error is reported as an undefined reference to __memcpy() inside
i810fb_imageblit().

The error:
        ld -m elf_i386  -T arch/i386/vmlinux.lds.s
arch/i386/kernel/head.o arch/i386/kernel/init_task.o   init/built-in.o
--start-group  usr/built-in.o  arch/i386/kernel/built-in.o 
arch/i386/mm/built-in.o  arch/i386/mach-default/built-in.o 
kernel/built-in.o  mm/built-in.o  fs/built-in.o  ipc/built-in.o 
security/built-in.o  crypto/built-in.o  lib/lib.a  arch/i386/lib/lib.a 
drivers/built-in.o  sound/built-in.o  arch/i386/pci/built-in.o 
net/built-in.o --end-group  -o .tmp_vmlinux1
drivers/built-in.o: In function `i810fb_imageblit':
drivers/built-in.o(.text+0xb59c1): undefined reference to `__memcpy'
make: *** [.tmp_vmlinux1] Error 1


The diff:

diff -Nru a/include/linux/fb.h b/include/linux/fb.h
--- a/include/linux/fb.h	Tue Mar 25 12:02:29 2003
+++ b/include/linux/fb.h	Tue Mar 25 12:02:29 2003
@@ -4,6 +4,7 @@
 #include <linux/tty.h>
 #include <asm/types.h>
 #include <asm/io.h>
+#include <asm/string.h>
 
 /* Definitions of frame buffers						*/
 



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