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irq: Don't allow IRQ affinities to be set from userspace

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Change-Id: I8278aec4280103cdb092f197ded20831d9f57fd4
Signed-off-by: Kazuki H <kazukih0205@gmail.com>
Signed-off-by: Richard Raya <rdxzv.dev@gmail.com>
This commit is contained in:
Kazuki H 2023-09-13 22:03:30 +09:00 committed by Richard Raya
parent 70f60e8bfe
commit b4f4f18aa7
1 changed files with 1 additions and 0 deletions
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kernel/irq/proc.c
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@ -145,6 +145,7 @@ static ssize_t write_irq_affinity(int type, struct file *file,
cpumask_var_t new_value;
int err;
return count;
if (!irq_can_set_affinity_usr(irq) || no_irq_affinity)
return -EIO;