arm64: memory: Add missing brackets to untagged_addr() macro

Add brackets around the evaluation of the 'addr' parameter to the
untagged_addr() macro so that the cast to 'u64' applies to the result
of the expression.

Cc: <[e-mail]>
Fixes: 597399d0cb91 ("arm64: tags: Preserve tags for addresses translated via TTBR1")
Reported-by: Linus Torvalds <[e-mail]>
Signed-off-by: Will Deacon <[e-mail]>

arch/arm64/include/asm/memory.h

···
 	((__force __typeof__(addr))sign_extend64((__force u64)(addr), 55))
 
 #define untagged_addr(addr)	({					\
-	u64 __addr = (__force u64)addr;					\
+	u64 __addr = (__force u64)(addr);					\
 	__addr &= __untagged_addr(__addr);				\
 	(__force __typeof__(addr))__addr;				\
 })