arm64: compat for clock_adjtime(2) is miswired

struct timex is different on arm and arm64; adjtimex(2) takes care to
convert, clock_adjtime(2) doesn't...

Signed-off-by: Al Viro <viro@ZenIV.linux.org.uk>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: <stable@vger.kernel.org>
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index d9850cf..e067f9d 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -393,7 +393,7 @@
 __SYSCALL(369, sys_prlimit64)
 __SYSCALL(370, sys_name_to_handle_at)
 __SYSCALL(371, sys_open_by_handle_at)
-__SYSCALL(372, sys_clock_adjtime)
+__SYSCALL(372, compat_sys_clock_adjtime)
 __SYSCALL(373, sys_syncfs)
 
 #define __NR_compat_syscalls		374