Messages in this thread | | | Date | Mon, 3 Oct 2005 15:54:31 +0300 (EEST) | From | Pekka J Enberg <> | Subject | Re: [PATCH] release_resource() check for NULL resource |
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On Mon, 3 Oct 2005, Russell King wrote: > And the above is buggy. request_region() allocates memory. > release_resource() unregisters the resource but does _not_ > free the allocated memory.
Indeed but that's besides the point as kfree() deals with NULLs fine.
On Mon, 3 Oct 2005, Russell King wrote: > On the other hand, release_region() is the counter-part of > request_region() and should be used to release resources > created by request_region().
Right. To me, it makes sense for the release counter-part accept NULL if the allocation/initialization function can return it.
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