diff options
| -rw-r--r-- | io_uring/rsrc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 603a783a0383..24e4e2109549 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -534,6 +534,8 @@ static int __io_register_rsrc_update(struct io_ring_ctx *ctx, unsigned type, __u32 tmp; int err; + lockdep_assert_held(&ctx->uring_lock); + if (check_add_overflow(up->offset, nr_args, &tmp)) return -EOVERFLOW; err = io_rsrc_node_switch_start(ctx); |