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Date:   Tue, 15 Dec 2020 11:17:01 -0000
From:   "tip-bot2 for Ard Biesheuvel" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Ard Biesheuvel <ardb@...nel.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: efi/core] efi: arm: force use of unsigned type for EFI_PHYS_ALIGN

The following commit has been merged into the efi/core branch of tip:

Commit-ID:     d72c8b0e1cacc39495cd413433d260e8ae59374a
Gitweb:        https://git.kernel.org/tip/d72c8b0e1cacc39495cd413433d260e8ae59374a
Author:        Ard Biesheuvel <ardb@...nel.org>
AuthorDate:    Sun, 13 Dec 2020 16:07:03 +01:00
Committer:     Ard Biesheuvel <ardb@...nel.org>
CommitterDate: Mon, 14 Dec 2020 16:25:06 +01:00

efi: arm: force use of unsigned type for EFI_PHYS_ALIGN

Ensure that EFI_PHYS_ALIGN is an unsigned type, to prevent spurious
warnings from the type checks in the definition of the max() macro.

Link: https://lore.kernel.org/linux-efi/20201213151306.73558-1-ardb@kernel.org
Signed-off-by: Ard Biesheuvel <ardb@...nel.org>
---
 arch/arm/include/asm/efi.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index abae071..9de7ab2 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -71,7 +71,7 @@ static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
  * here throws off the memory allocation logic, so let's use the lowest power
  * of two greater than 2 MiB and greater than TEXT_OFFSET.
  */
-#define EFI_PHYS_ALIGN		max(SZ_2M, roundup_pow_of_two(TEXT_OFFSET))
+#define EFI_PHYS_ALIGN		max(UL(SZ_2M), roundup_pow_of_two(TEXT_OFFSET))
 
 /* on ARM, the initrd should be loaded in a lowmem region */
 static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)

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