[PATCH 2/4] irqchip/gic-v3-its-platform-msi: Handle return value of kasprintf

[Arvind Yadav]

kasprintf() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/irqchip/irq-gic-v3-its-platform-msi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/irqchip/irq-gic-v3-its-platform-msi.c 
b/drivers/irqchip/irq-gic-v3-its-platform-msi.c
index 833a90f..a731f82 100644
--- a/drivers/irqchip/irq-gic-v3-its-platform-msi.c
+++ b/drivers/irqchip/irq-gic-v3-its-platform-msi.c
@@ -126,6 +126,9 @@ static int __init its_pmsi_init_one(struct fwnode_handle 
*fwnode,
        its_entry = (struct acpi_madt_generic_translator *)header;
        node_name = kasprintf(GFP_KERNEL, "ITS@0x%lx",
                              (long)its_entry->base_address);
+       if (!node_name)
+               return -ENOMEM;
+
        domain_handle = iort_find_domain_token(its_entry->translation_id);
        if (!domain_handle) {
                pr_err("%s: Unable to locate ITS domain handle\n", node_name);
-- 
1.9.1