Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / arch / powerpc / platforms / powernv / opal-dump.c

diff --git a/kernel/arch/powerpc/platforms/powernv/opal-dump.c b/kernel/arch/powerpc/platforms/powernv/opal-dump.c
index 2ee9643..4c82782 100644 (file)
--- a/kernel/arch/powerpc/platforms/powernv/opal-dump.c
+++ b/kernel/arch/powerpc/platforms/powernv/opal-dump.c
@@ -370,6 +370,7 @@ static irqreturn_t process_dump(int irq, void *data)
        uint32_t dump_id, dump_size, dump_type;
        struct dump_obj *dump;
        char name[22];
+       struct kobject *kobj;
 
        rc = dump_read_info(&dump_id, &dump_size, &dump_type);
        if (rc != OPAL_SUCCESS)
@@ -381,8 +382,12 @@ static irqreturn_t process_dump(int irq, void *data)
         * that gracefully and not create two conflicting
         * entries.
         */
-       if (kset_find_obj(dump_kset, name))
+       kobj = kset_find_obj(dump_kset, name);
+       if (kobj) {
+               /* Drop reference added by kset_find_obj() */
+               kobject_put(kobj);
                return 0;
+       }
 
        dump = create_dump_obj(dump_id, dump_size, dump_type);
        if (!dump)