A coccicheck run provided information like the following.
drivers/irqchip/irq-ti-sci-inta.c:250:9-16: WARNING: ERR_CAST can be used
with vint_desc.
Generated by: scripts/coccinelle/api/err_cast.cocci
Thus adjust the exception handling in one if branch.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Link: https://lore.kernel.org/r/776b7135-26af-df7d-c3a9-4339f7bf1f15@web.de
/* No free bits available. Allocate a new vint */
vint_desc = ti_sci_inta_alloc_parent_irq(domain);
if (IS_ERR(vint_desc)) {
- mutex_unlock(&inta->vint_mutex);
- return ERR_PTR(PTR_ERR(vint_desc));
+ event_desc = ERR_CAST(vint_desc);
+ goto unlock;
}
free_bit = find_first_zero_bit(vint_desc->event_map,
if (IS_ERR(event_desc))
clear_bit(free_bit, vint_desc->event_map);
+unlock:
mutex_unlock(&inta->vint_mutex);
return event_desc;
}