Properly check return value from bus_register() and propagate it out of
tiocx_init() in case of failure.
Reported-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
Signed-off-by: Jiri Kosina <jkosina@xxxxxxx>
---
arch/ia64/sn/kernel/tiocx.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c
index 14c1711..e35f648 100644
--- a/arch/ia64/sn/kernel/tiocx.c
+++ b/arch/ia64/sn/kernel/tiocx.c
@@ -490,11 +490,14 @@ static int __init tiocx_init(void)
{
cnodeid_t cnodeid;
int found_tiocx_device = 0;
+ int err;
if (!ia64_platform_is("sn2"))
return 0;
- bus_register(&tiocx_bus_type);
+ err = bus_register(&tiocx_bus_type);
+ if (err)
+ return err;
for (cnodeid = 0; cnodeid < num_cnodes; cnodeid++) {
nasid_t nasid;
--
Jiri Kosina
SUSE Labs
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