diff options
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index 576d9c652b4c..249a1e4e60e6 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2454,10 +2454,11 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx, ctx->sq_thread_idle = HZ; if (p->flags & IORING_SETUP_SQ_AFF) { - int cpu = array_index_nospec(p->sq_thread_cpu, - nr_cpu_ids); + int cpu = p->sq_thread_cpu; ret = -EINVAL; + if (cpu >= nr_cpu_ids) + goto err; if (!cpu_online(cpu)) goto err; |