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-rw-r--r--fs/io_uring.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 8a931eb8a3a6..58bfa71fe3b6 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -11398,8 +11398,6 @@ static int __io_register_rsrc_update(struct io_ring_ctx *ctx, unsigned type,
__u32 tmp;
int err;
- if (up->resv)
- return -EINVAL;
if (check_add_overflow(up->offset, nr_args, &tmp))
return -EOVERFLOW;
err = io_rsrc_node_switch_start(ctx);
@@ -11425,6 +11423,8 @@ static int io_register_files_update(struct io_ring_ctx *ctx, void __user *arg,
memset(&up, 0, sizeof(up));
if (copy_from_user(&up, arg, sizeof(struct io_uring_rsrc_update)))
return -EFAULT;
+ if (up.resv)
+ return -EINVAL;
return __io_register_rsrc_update(ctx, IORING_RSRC_FILE, &up, nr_args);
}