Commit 1aec7036 authored by Al Viro's avatar Al Viro
Browse files

proc_sys_permission() is OK in RCU mode 



nothing blocking there, since all instances of sysctl
->permissions() method are non-blocking - both of them,
that is.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 1d29b5a2

fs/proc/proc_sysctl.c

+0 −3
Original line number Original line Diff line number Diff line
@@ -304,9 +304,6 @@ static int proc_sys_permission(struct inode *inode, int mask,unsigned int flags) 
	struct ctl_table *table;

	struct ctl_table *table;

	int error;

	int error;





	if (flags & IPERM_FLAG_RCU)

		return -ECHILD;



	/* Executable files are not allowed under /proc/sys/ */

	/* Executable files are not allowed under /proc/sys/ */

	if ((mask & MAY_EXEC) && S_ISREG(inode->i_mode))

	if ((mask & MAY_EXEC) && S_ISREG(inode->i_mode))

		return -EACCES;

		return -EACCES;