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mailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()

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Add a check to see if devm_kasprintf() is not NULL in
mchp_ipc_get_cluster_aggr_irq(), returning -ENOMEM if the function
failed.

Assisted-by: gkh_clanker_t1000
CC: Jassi Brar <jassisinghbrar@gmail.com>
Signed-off-by: Griffin Kroah-Hartman <griffin@kroah.com>
Link: https://patch.msgid.link/20260709131640.210914-1-griffin@kroah.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Griffin Kroah-Hartman 2026-07-09 15:16:40 +02:00 committed by Greg Kroah-Hartman
parent 535332e9fb
commit 919d1ba86b
1 changed files with 2 additions and 0 deletions
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2
drivers/mailbox/mailbox-mchp-ipc-sbi.c
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@ -378,6 +378,8 @@ static int mchp_ipc_get_cluster_aggr_irq(struct mchp_ipc_sbi_mbox *ipc)
for_each_online_cpu(cpuid) {
hartid = cpuid_to_hartid_map(cpuid);
irq_name = devm_kasprintf(ipc->dev, GFP_KERNEL, "hart-%lu", hartid);
if (!irq_name)
return -ENOMEM;
ret = platform_get_irq_byname_optional(pdev, irq_name);
if (ret <= 0)
continue;