ASoC: intel: sst: Handle return value of platform_get_irq

platform_get_irq() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <[email protected]> Signed-off-by: Mark Brown <[email protected]>
cujomalainey · Dec 1, 2017 · eee44bf · eee44bf
1 parent 56fa898
commit eee44bf
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/sound/soc/intel/atom/sst/sst_acpi.c b/sound/soc/intel/atom/sst/sst_acpi.c
@@ -236,6 +236,9 @@ static int sst_platform_get_resources(struct intel_sst_drv *ctx)
 	/* Find the IRQ */
 	ctx->irq_num = platform_get_irq(pdev,
 				ctx->pdata->res_info->acpi_ipc_irq_index);
+	if (ctx->irq_num <= 0)
+		return ctx->irq_num < 0 ? ctx->irq_num : -EIO;
+
 	return 0;
 }