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sound: use non-racy method for /proc/driver/snd-page-alloc creation

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Use proc_create() to make sure that ->proc_fops be setup before gluing PDE to
main tree.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Jaroslav Kysela <perex@suse.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Denis V. Lunev 2008-04-29 01:02:13 -07:00 committed by Linus Torvalds
parent 3d71f86f4d
commit 7bf4e6d3e9
1 changed files with 2 additions and 3 deletions
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5
sound/core/memalloc.c
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@ -629,9 +629,8 @@ static const struct file_operations snd_mem_proc_fops = {
static int __init snd_mem_init(void)
{
#ifdef CONFIG_PROC_FS
snd_mem_proc = create_proc_entry(SND_MEM_PROC_FILE, 0644, NULL);
if (snd_mem_proc)
snd_mem_proc->proc_fops = &snd_mem_proc_fops;
snd_mem_proc = proc_create(SND_MEM_PROC_FILE, 0644, NULL,
&snd_mem_proc_fops);
#endif
return 0;
}