[ Upstream commit 3e53ef91f826957dec013c47707ffc1bb42b42d7 ]

During probe, check the "get_irq" error value.
Signed-off-by: NFabien Dessenne <fabien.dessenne@st.com>
Acked-by: NFabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: NSasha Levin <sashal@kernel.org>