[PATCH] kexec jump: fix code size checking

[Huang Ying]

Fix building issue when CONFIG_KEXEC=n. Thanks to Vivek Goyal for his
reminding.

Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>

---
 include/asm-x86/kexec.h |    3 +++
 1 file changed, 3 insertions(+)

--- a/include/asm-x86/kexec.h
+++ b/include/asm-x86/kexec.h
@@ -43,6 +43,9 @@
 
 #ifdef CONFIG_X86_32
 # define KEXEC_CONTROL_CODE_MAX_SIZE	2048
+# ifndef CONFIG_KEXEC
+#  define kexec_control_code_size	0
+# endif
 #endif
 
 #ifndef __ASSEMBLY__


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