kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.
Fixes: 2717a33d6074 ("powerpc/opal-irqchip: Use interrupt names if present")
Signed-off-by: Kunwu Chan
---
arch/powerpc/platforms/powernv/opal-irqchip.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/powerpc/platforms/powernv/opal-irqchip.c
b/arch/powerpc/platforms/powernv/opal-irqchip.c
index f9a7001dacb7..56a1f7ce78d2 100644
--- a/arch/powerpc/platforms/powernv/opal-irqchip.c
+++ b/arch/powerpc/platforms/powernv/opal-irqchip.c
@@ -275,6 +275,8 @@ int __init opal_event_init(void)
else
name = kasprintf(GFP_KERNEL, "opal");
+ if (!name)
+ continue;
/* Install interrupt handler */
rc = request_irq(r->start, opal_interrupt, r->flags &
IRQD_TRIGGER_MASK,
name, NULL);
--
2.34.1