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authorDenis V. Lunev <den@openvz.org>2008-04-29 01:02:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-29 08:06:22 -0700
commitc33fff0afbef4f0467c99e3f47ee7e98ae78c77e (patch)
treed6b5f8dc77aa21de95bbca76c6be6056026cc1d8 /kernel/dma.c
parentac41cfd19bf77424519b962f8205ede51fceaac6 (diff)
downloadlwn-c33fff0afbef4f0467c99e3f47ee7e98ae78c77e.tar.gz
lwn-c33fff0afbef4f0467c99e3f47ee7e98ae78c77e.zip
kernel: use non-racy method for proc entries creation
Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data 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: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/dma.c')
-rw-r--r--kernel/dma.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/kernel/dma.c b/kernel/dma.c
index 6a82bb716dac..d2c60a822790 100644
--- a/kernel/dma.c
+++ b/kernel/dma.c
@@ -149,12 +149,7 @@ static const struct file_operations proc_dma_operations = {
static int __init proc_dma_init(void)
{
- struct proc_dir_entry *e;
-
- e = create_proc_entry("dma", 0, NULL);
- if (e)
- e->proc_fops = &proc_dma_operations;
-
+ proc_create("dma", 0, NULL, &proc_dma_operations);
return 0;
}