[PATCH] ARM: i.MX7/8M: Make sure the output parameter is always assigned

[Uwe Kleine-König]

Callers of *_get_boot_source (e.g. start_atf() of
nxp-imx8mm-evk or protonic-imx8m) expect src to hold the bootsource
after return. So assign a value reliably.

Fixes: ea55770308c0 ("ARM: i.MX: Add i.MX7 base architecture support")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
---
 arch/arm/mach-imx/boot.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/mach-imx/boot.c b/arch/arm/mach-imx/boot.c
index 63afdf1ef4ed..652e2869f2d7 100644
--- a/arch/arm/mach-imx/boot.c
+++ b/arch/arm/mach-imx/boot.c
@@ -526,6 +526,7 @@ static void __imx7_get_boot_source(enum bootsource *src, int *instance,
 		*src = BOOTSOURCE_SERIAL;
 		break;
 	default:
+		*src = BOOTSOURCE_UNKNOWN;
 		break;
 	}
 }

base-commit: 6a3f9ed1f5c55957b2ed4f460955281539e8e785
-- 
2.30.2