diff options
| author | Aaron Kling <webgeek1234@gmail.com> | 2025-05-22 11:11:24 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-20 18:30:24 +0200 |
| commit | 9b0b3b5e5cae95e09bf0ae4a9bcb58d9b6d57f87 (patch) | |
| tree | 0d8a4905e2764a34dcf9c634f62933b3adbc2dd2 | |
| parent | 5c2390401841d0d4020ad5d20e4e2ae33867c2ef (diff) | |
ARM: tegra: Use I/O memcpy to write to IRAM
[ Upstream commit 398e67e0f5ae04b29bcc9cbf342e339fe9d3f6f1 ]
Kasan crashes the kernel trying to check boundaries when using the
normal memcpy.
Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
Link: https://lore.kernel.org/r/20250522-mach-tegra-kasan-v1-1-419041b8addb@gmail.com
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | arch/arm/mach-tegra/reset.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/reset.c b/arch/arm/mach-tegra/reset.c index d5c805adf7a8..ea706fac6358 100644 --- a/arch/arm/mach-tegra/reset.c +++ b/arch/arm/mach-tegra/reset.c @@ -63,7 +63,7 @@ static void __init tegra_cpu_reset_handler_enable(void) BUG_ON(is_enabled); BUG_ON(tegra_cpu_reset_handler_size > TEGRA_IRAM_RESET_HANDLER_SIZE); - memcpy(iram_base, (void *)__tegra_cpu_reset_handler_start, + memcpy_toio(iram_base, (void *)__tegra_cpu_reset_handler_start, tegra_cpu_reset_handler_size); err = call_firmware_op(set_cpu_boot_addr, 0, reset_address); |