[PATCH 5.12 407/700] ssb: Fix error return code in ssb_bus_scan()

From: Greg Kroah-Hartman
Date: Mon Jul 12 2021 - 03:50:29 EST


From: Zhen Lei <thunder.leizhen@xxxxxxxxxx>

[ Upstream commit 77a0989baa427dbd242c5784d05a53ca3d197d43 ]

Fix to return -EINVAL from the error handling case instead of 0, as done
elsewhere in this function.

Fixes: 61e115a56d1a ("[SSB]: add Sonics Silicon Backplane bus support")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
Acked-by: Michael Büsch <m@xxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210515072949.7151-1-thunder.leizhen@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/ssb/scan.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c
index f49ab1aa2149..4161e5d1f276 100644
--- a/drivers/ssb/scan.c
+++ b/drivers/ssb/scan.c
@@ -325,6 +325,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
if (bus->nr_devices > ARRAY_SIZE(bus->devices)) {
pr_err("More than %d ssb cores found (%d)\n",
SSB_MAX_NR_CORES, bus->nr_devices);
+ err = -EINVAL;
goto err_unmap;
}
if (bus->bustype == SSB_BUSTYPE_SSB) {
--
2.30.2