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| author | Aaron Kling <webgeek1234@gmail.com> | 2025-05-22 11:11:24 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-28 16:25:53 +0200 |
| commit | 387435f4833f97aabfd74434ee526e31e8a626ea (patch) | |
| tree | 36a45af05547f7a5a11603d150b720593acb0f24 /arch/arm | |
| parent | c830aba93742cb7a10dcffd1785e237360ad9183 (diff) | |
| download | linux-387435f4833f97aabfd74434ee526e31e8a626ea.tar.gz linux-387435f4833f97aabfd74434ee526e31e8a626ea.tar.bz2 linux-387435f4833f97aabfd74434ee526e31e8a626ea.zip | |
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>
Diffstat (limited to 'arch/arm')
| -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); |