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-rw-r--r--drivers/misc/tifm_core.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index 0bd5349b0422..0ab7c922212c 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -196,13 +196,14 @@ int tifm_add_adapter(struct tifm_adapter *fm)
{
int rc;
- if (!idr_pre_get(&tifm_adapter_idr, GFP_KERNEL))
- return -ENOMEM;
-
+ idr_preload(GFP_KERNEL);
spin_lock(&tifm_adapter_lock);
- rc = idr_get_new(&tifm_adapter_idr, fm, &fm->id);
+ rc = idr_alloc(&tifm_adapter_idr, fm, 0, 0, GFP_NOWAIT);
+ if (rc >= 0)
+ fm->id = rc;
spin_unlock(&tifm_adapter_lock);
- if (rc)
+ idr_preload_end();
+ if (rc < 0)
return rc;
dev_set_name(&fm->dev, "tifm%u", fm->id);