[PATCH] i386: srat on non-acpi hw fix
This patch adds a check for the return value of acpi_find_root_pointer(). Without this patch systems without ACPI support such as QEMU crashes when booting a NUMA kernel with CONFIG_ACPI_SRAT=y. Signed-off-by: Magnus Damm <magnus@valinux.co.jp> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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