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linux/drivers/accel
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Dan Carpenter b362fc904d accel/qaic: Fix integer overflow in qaic_validate_req() 
commit 67d15c7aa0 upstream.

These are u64 variables that come from the user via
qaic_attach_slice_bo_ioctl().  Use check_add_overflow() to ensure that
the math doesn't have an integer wrapping bug.

Cc: stable@vger.kernel.org
Fixes: ff13be8303 ("accel/qaic: Add datapath")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Jeff Hugo <jeff.hugo@oss.qualcomm.com>
Signed-off-by: Jeff Hugo <jeff.hugo@oss.qualcomm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/176388fa-40fe-4cb4-9aeb-2c91c22130bd@stanley.mountain
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2025-03-28 22:03:29 +01:00
..
habanalabs accel/habanalabs: gradual sleep in polling memory macro 2024-06-23 09:53:33 +03:00
ivpu accel/ivpu: Fix error handling in recovery/reset 2025-02-27 04:30:15 -08:00
qaic accel/qaic: Fix integer overflow in qaic_validate_req() 2025-03-28 22:03:29 +01:00
drm_accel.c accel: Use XArray instead of IDR for minors 2024-08-26 17:06:22 +02:00
Kconfig accel/qaic: Add qaic driver to the build system 2023-04-06 08:23:03 +02:00
Makefile accel/qaic: Add qaic driver to the build system 2023-04-06 08:23:03 +02:00