On Tue, Nov 30, 2021 at 10:51:49AM -0800, Todd Kjos wrote:
> If a memory copy function fails to copy the whole buffer,
> a positive integar with the remaining bytes is returned.
> In binder_translate_fd_array() this can result in an fd being
> skipped due to the failed copy, but the loop continues
> processing fds since the early return condition expects a
> negative integer on error.
>
> Fix by returning "ret > 0 ? -EINVAL : ret" to handle this case.
>
> Fixes: bb4a2e48d510 ("binder: return errors from buffer copy functions")
> Suggested-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Signed-off-by: Todd Kjos <tkjos@xxxxxxxxxx>
> ---
Looks good.
Acked-by: Christian Brauner <christian.brauner@xxxxxxxxxx>
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