diff options
| author | Felix Gu <ustc.gu@gmail.com> | 2026-03-15 15:17:54 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-03-17 11:16:15 +0100 |
| commit | 76f0930d6e809234904cf9f0f5f42ee6c1dc694e (patch) | |
| tree | 85313bef7629585db63a47138979eeb8dcdc97ab | |
| parent | f338e77383789c0cae23ca3d48adcc5e9e137e3c (diff) | |
irqchip/riscv-rpmi-sysmsi: Fix mailbox channel leak in rpmi_sysmsi_probe()
When riscv_acpi_get_gsi_info() fails, the mailbox channel previously
requested via mbox_request_channel() is not freed. Add the missing
mbox_free_channel() call to prevent the resource leak.
Fixes: 4752b0cfbc37 ("irqchip/riscv-rpmi-sysmsi: Add ACPI support")
Signed-off-by: Felix Gu <ustc.gu@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Cc: stable@vger.kernel.org
Reviewed-by: Rahul Pathak <rahul@summations.net>
Link: https://patch.msgid.link/20260315-sysmsi-v1-1-5f090c86c2ca@gmail.com
| -rw-r--r-- | drivers/irqchip/irq-riscv-rpmi-sysmsi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-riscv-rpmi-sysmsi.c b/drivers/irqchip/irq-riscv-rpmi-sysmsi.c index 5c74c561ce31..612f3972f7af 100644 --- a/drivers/irqchip/irq-riscv-rpmi-sysmsi.c +++ b/drivers/irqchip/irq-riscv-rpmi-sysmsi.c @@ -250,6 +250,7 @@ static int rpmi_sysmsi_probe(struct platform_device *pdev) rc = riscv_acpi_get_gsi_info(fwnode, &priv->gsi_base, &id, &nr_irqs, NULL); if (rc) { + mbox_free_channel(priv->chan); dev_err(dev, "failed to find GSI mapping\n"); return rc; } |