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Commit 3cc3e046 authored by Eric W. Biederman's avatar Eric W. Biederman
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sysctl: A more obvious version of grab_header. 



Instead of relying on sysct_head_next(NULL) to magically
return the right header for the root directory instead
explicitly transform NULL into the root directories header.

Signed-off-by: default avatarEric W. Biederman <ebiederm@xmission.com>
parent 8d6ecfcc

fs/proc/proc_sysctl.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -267,10 +267,10 @@ static struct ctl_table *find_in_table(struct ctl_table *p, struct qstr *name) 




static struct ctl_table_header *grab_header(struct inode *inode)

static struct ctl_table_header *grab_header(struct inode *inode)

{

{

	if (PROC_I(inode)->sysctl)

	struct ctl_table_header *head = PROC_I(inode)->sysctl;

		return sysctl_head_grab(PROC_I(inode)->sysctl);

	if (!head)

	else

		head = &root_table_header;

		return sysctl_head_next(NULL);

	return sysctl_head_grab(head);

}

}





static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry,

static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry,