From b1d5776d865951c213a1caaab5d8bf5de7615dbd Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Mon, 10 Oct 2005 11:56:31 +0200 Subject: [ALSA] Remove vmalloc wrapper, kfree_nocheck() - Remove vmalloc wrapper - Add release_and_free_resource() to remove kfree_nocheck() from each driver and simplify the code Signed-off-by: Takashi Iwai --- .../sound/alsa/DocBook/writing-an-alsa-driver.tmpl | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) (limited to 'Documentation/sound/alsa') diff --git a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl index ab3dfe074fb1..05ae29ac898c 100644 --- a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl +++ b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl @@ -1433,25 +1433,10 @@ res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); ]]> - - As you can see, the resource pointer is also to be freed - via kfree_nocheck() after - release_resource() is called. You - cannot use kfree() here, because on ALSA, - kfree() may be a wrapper to its own - allocator with the memory debugging. Since the resource pointer - is allocated externally outside the ALSA, it must be released - via the native - kfree(). - kfree_nocheck() is used for that; it calls - the native kfree() without wrapper. -- cgit v1.2.2