From mboxrd@z Thu Jan 1 00:00:00 1970 From: arvind.yadav.cs@gmail.com (Arvind Yadav) Date: Wed, 20 Sep 2017 13:38:19 +0530 Subject: [PATCH 1/4] irqchip/gic-v3-its: Handle return value of kasprintf In-Reply-To: <1505894901-9403-1-git-send-email-arvind.yadav.cs@gmail.com> References: <1505894901-9403-1-git-send-email-arvind.yadav.cs@gmail.com> Message-ID: <1505894901-9403-2-git-send-email-arvind.yadav.cs@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org kasprintf() can fail here and we must check its return value. Signed-off-by: Arvind Yadav --- drivers/irqchip/irq-gic-v3-its-pci-msi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/irqchip/irq-gic-v3-its-pci-msi.c b/drivers/irqchip/irq-gic-v3-its-pci-msi.c index 14a8c0a..f703069 100644 --- a/drivers/irqchip/irq-gic-v3-its-pci-msi.c +++ b/drivers/irqchip/irq-gic-v3-its-pci-msi.c @@ -158,6 +158,9 @@ static int __init its_pci_of_msi_init(void) its_entry = (struct acpi_madt_generic_translator *)header; node_name = kasprintf(GFP_KERNEL, "ITS at 0x%lx", (long)its_entry->base_address); + if (!node_name) + return -ENOMEM; + dom_handle = iort_find_domain_token(its_entry->translation_id); if (!dom_handle) { pr_err("%s: Unable to locate ITS domain handle\n", node_name); -- 1.9.1