alpha: fix 32/64-bit bug in futex support

[karo-tx-linux.git] / arch / alpha / include / asm / futex.h

diff --git a/arch/alpha/include/asm/futex.h b/arch/alpha/include/asm/futex.h
index e8a761aee088a9bc5a8d2ce62d6bf1fde2183a92..f939794363ac6f94ad82a192ede6b9410f7bc002 100644 (file)
--- a/arch/alpha/include/asm/futex.h
+++ b/arch/alpha/include/asm/futex.h
@@ -108,7 +108,7 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
        "       lda     $31,3b-2b(%0)\n"
        "       .previous\n"
        :       "+r"(ret), "=&r"(prev), "=&r"(cmp)
-       :       "r"(uaddr), "r"((long)oldval), "r"(newval)
+       :       "r"(uaddr), "r"((long)(int)oldval), "r"(newval)
        :       "memory");
 
        *uval = prev;