[PATCH] ipw2200: Do not continue loading the firmware if kmalloc fails

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: "Zhu, Yi" <yi.zhu@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>