fs/coredump: prevent fsuid=0 dumps into user-controlled directories

[karo-tx-linux.git] / arch / um / drivers / mconsole_kern.c

diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 29880c9b324ed33601c8af02340a4765d9d75b3b..e22e57298522b0ced2fbecd9dfc24830c4739e3a 100644 (file)
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -133,7 +133,7 @@ void mconsole_proc(struct mc_request *req)
        ptr += strlen("proc");
        ptr = skip_spaces(ptr);
 
-       file = file_open_root(mnt->mnt_root, mnt, ptr, O_RDONLY);
+       file = file_open_root(mnt->mnt_root, mnt, ptr, O_RDONLY, 0);
        if (IS_ERR(file)) {
                mconsole_reply(req, "Failed to open file", 1, 0);
                printk(KERN_ERR "open /proc/%s: %ld\n", ptr, PTR_ERR(file));