1 files changed, 1 insertions, 1 deletions

diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index bcf1b10e518f..faeed5f4cf26 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -246,7 +246,7 @@ static inline int parse_rd_cmdline(unsigned long* rd_start, unsigned long* rd_en
 #ifdef CONFIG_64BIT
         /* HACK: Guess if the sign extension was forgotten */
         if (start > 0x0000000080000000 && start < 0x00000000ffffffff)
-                start |= 0xffffffff00000000;
+                start |= 0xffffffff00000000UL;
 #endif
 
         end = start + size;