x86: vdso ELF handling - use SELFMAG instead of numeric constant
Cyrill Gorcunov [Sat, 3 May 2008 10:18:01 +0000 (14:18 +0400)]
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: akpm@linux-foundation.org
Cc: hpa@zytor.com
Cc: mingo@elte.hu
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/vdso/vdso32-setup.c

index 4dceeb1..cf058fe 100644 (file)
@@ -162,7 +162,7 @@ static __init void relocate_vdso(Elf32_Ehdr *ehdr)
        Elf32_Shdr *shdr;
        int i;
 
-       BUG_ON(memcmp(ehdr->e_ident, ELFMAG, 4) != 0 ||
+       BUG_ON(memcmp(ehdr->e_ident, ELFMAG, SELFMAG) != 0 ||
               !elf_check_arch_ia32(ehdr) ||
               ehdr->e_type != ET_DYN);