If a user tries to read a non-multiple of 4 bytes it would have
read until the end of the ring potentially crashing the user
task.
Signed-off-by: NTom St Denis <tom.stdenis@amd.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>