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-rw-r--r--include/asm-s390/kexec.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-s390/kexec.h b/include/asm-s390/kexec.h
index ce28ddda0f50..9c35c8ad1afd 100644
--- a/include/asm-s390/kexec.h
+++ b/include/asm-s390/kexec.h
@@ -26,7 +26,7 @@
/* Maximum address we can use for the control pages */
/* Not more than 2GB */
-#define KEXEC_CONTROL_MEMORY_LIMIT (1<<31)
+#define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31)
/* Allocate one page for the pdp and the second for the code */
#define KEXEC_CONTROL_CODE_SIZE 4096
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