| From | Tejun Heo <> | Subject | [PATCH 51/77] misc/tifm_core: convert to idr_alloc() | Date | Wed, 6 Feb 2013 11:40:23 -0800 |
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Convert to the much saner new idr interface.
Only compile tested.
Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Alex Dubov <oakad@yahoo.com> --- drivers/misc/tifm_core.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c index 0bd5349..0ab7c92 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); -- 1.8.1
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