linux-hardening - [PATCH] efi/libstub: make memory protection warnings include newlines.

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Date:   Tue, 18 Oct 2022 16:51:18 -0400
From:   Peter Jones <pjones@...hat.com>
To:     Evgeniy Baskov <baskov@...ras.ru>
Cc:     Borislav Petkov <bp@...en8.de>, Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Alexey Khoroshilov <khoroshilov@...ras.ru>,
        lvc-project@...uxtesting.org, x86@...nel.org,
        linux-efi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org, Ard Biesheuvel <ardb@...nel.org>,
        Peter Jones <pjones@...hat.com>
Subject: [PATCH] efi/libstub: make memory protection warnings include newlines.

efi_warn() doesn't put newlines on messages, and that makes reading
warnings without newlines hard to do.

Signed-off-by: Peter Jones <pjones@...hat.com>
---
 drivers/firmware/efi/libstub/mem.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/efi/libstub/mem.c b/drivers/firmware/efi/libstub/mem.c
index 4d6c7f4fb7e..1b874096109 100644
--- a/drivers/firmware/efi/libstub/mem.c
+++ b/drivers/firmware/efi/libstub/mem.c
@@ -293,7 +293,7 @@ efi_status_t efi_adjust_memory_range_protection(unsigned long start,
 				rounded_end - rounded_start,
 				attr_clear);
 	if (status != EFI_SUCCESS) {
-		efi_warn("Failed to clear memory attributes at [%08lx,%08lx]: %lx",
+		efi_warn("Failed to clear memory attributes at [%08lx,%08lx]: %lx\n",
 			 (unsigned long)rounded_start,
 			 (unsigned long)rounded_end,
 			 status);
@@ -306,7 +306,7 @@ efi_status_t efi_adjust_memory_range_protection(unsigned long start,
 				rounded_end - rounded_start,
 				attributes);
 	if (status != EFI_SUCCESS) {
-		efi_warn("Failed to set memory attributes at [%08lx,%08lx]: %lx",
+		efi_warn("Failed to set memory attributes at [%08lx,%08lx]: %lx\n",
 			 (unsigned long)rounded_start,
 			 (unsigned long)rounded_end,
 			 status);
-- 
2.37.1