diff options
| -rw-r--r-- | io_uring/register.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/io_uring/register.c b/io_uring/register.c index 43f04c47522c..58d43d624856 100644 --- a/io_uring/register.c +++ b/io_uring/register.c @@ -613,6 +613,7 @@ static int io_register_mem_region(struct io_ring_ctx *ctx, void __user *uarg) if (ret) return ret; if (copy_to_user(rd_uptr, &rd, sizeof(rd))) { + guard(mutex)(&ctx->mmap_lock); io_free_region(ctx, &ctx->param_region); return -EFAULT; } |