The patch titled
user_ns: handle file sigio (fix)
has been added to the -mm tree. Its filename is
user_ns-handle-file-sigio-fix.patch
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See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
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------------------------------------------------------
Subject: user_ns: handle file sigio (fix)
From: Cedric Le Goater <clg@xxxxxxxxxx>
get_user_ns() returns NULL when CONFIG_USER_NS=n and this breaks
sigio_perm() which does not expect NULL values for ->user_ns.
I would fix this with the following patch.
Signed-off-by: Cedric Le Goater <clg@xxxxxxxxxx>
Cc: Serge E. Hallyn <serue@xxxxxxxxxx>
Cc: Herbert Poetzl <herbert@xxxxxxxxxxxx>
Cc: Kirill Korotaev <dev@xxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
include/linux/user_namespace.h | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/user_namespace.h~user_ns-handle-file-sigio-fix include/linux/user_namespace.h
--- a/include/linux/user_namespace.h~user_ns-handle-file-sigio-fix
+++ a/include/linux/user_namespace.h
@@ -48,7 +48,7 @@ static inline int clone_mnt_userns_permi
static inline struct user_namespace *get_user_ns(struct user_namespace *ns)
{
- return NULL;
+ return &init_user_ns;
}
static inline int copy_user_ns(int flags, struct task_struct *tsk)
_
Patches currently in -mm which might be from clg@xxxxxxxxxx are
kthread-api-conversion-for-dvb_frontend-and-av7110.patch
nsproxy-externalizes-exit_task_namespaces.patch
user-namespace-add-the-framework.patch
user_ns-handle-file-sigio-fix.patch
rename-attach_pid-to-find_attach_pid.patch
attach_pid-with-struct-pid-parameter.patch
remove-find_attach_pid.patch
statistics-replace-inode-ugeneric_ip-with-i_private.patch
-
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