Fix the code to correctly use IS_ERR and PTR_ERR on the return
values pointers
Reported-by: NSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: NJean Pihet <j-pihet@ti.com>
Reviewed-by: NKevin Hilman <khilman@ti.com>
Signed-off-by: NKevin Hilman <khilman@ti.com>