Signed-off-by: Jeff Garzik <[email protected]>
---
Note that the driver code API must be fixed to actually check the return
code of the ->add() hook, for this patch to be of any real use.
arch/i386/kernel/microcode.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
a95aa9d762b6571bf52b50e47b4d2793eb649b1c
diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c
index bca92be..441f140 100644
--- a/arch/i386/kernel/microcode.c
+++ b/arch/i386/kernel/microcode.c
@@ -656,14 +656,18 @@ static struct attribute_group mc_attr_gr
static int mc_sysdev_add(struct sys_device *sys_dev)
{
- int cpu = sys_dev->id;
+ int err, cpu = sys_dev->id;
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
if (!cpu_online(cpu))
return 0;
+
pr_debug("Microcode:CPU %d added\n", cpu);
memset(uci, 0, sizeof(*uci));
- sysfs_create_group(&sys_dev->kobj, &mc_attr_group);
+
+ err = sysfs_create_group(&sys_dev->kobj, &mc_attr_group);
+ if (err)
+ return err;
microcode_init_cpu(cpu);
return 0;
-
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