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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/resource.c
parentac41cfd19bf77424519b962f8205ede51fceaac6 (diff)
downloadlinux-c33fff0afbef4f0467c99e3f47ee7e98ae78c77e.tar.gz
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/resource.c')
-rw-r--r--kernel/resource.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/kernel/resource.c b/kernel/resource.c
index cee12cc47cab..74af2d7cb5a1 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -131,14 +131,8 @@ static const struct file_operations proc_iomem_operations = {
 
 static int __init ioresources_init(void)
 {
-	struct proc_dir_entry *entry;
-
-	entry = create_proc_entry("ioports", 0, NULL);
-	if (entry)
-		entry->proc_fops = &proc_ioports_operations;
-	entry = create_proc_entry("iomem", 0, NULL);
-	if (entry)
-		entry->proc_fops = &proc_iomem_operations;
+	proc_create("ioports", 0, NULL, &proc_ioports_operations);
+	proc_create("iomem", 0, NULL, &proc_iomem_operations);
 	return 0;
 }
 __initcall(ioresources_init);