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Fix AUTOFS_DEV_IOCTL_REQUESTER_CMD
author
Al Viro
<viro@zeniv.linux.org.uk>
Tue, 7 Apr 2009 13:03:30 +0000
(09:03 -0400)
committer
Al Viro
<viro@zeniv.linux.org.uk>
Tue, 21 Apr 2009 03:01:15 +0000
(23:01 -0400)
Missing conversion from kernel to userland dev_t; this sucker
breaks as soon as we get sufficiently many autofs mounts for
new_encode_dev(s_dev) != s_dev.
Note: this is the minimal fix.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/autofs4/dev-ioctl.c
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diff --git
a/fs/autofs4/dev-ioctl.c
b/fs/autofs4/dev-ioctl.c
index
9e5ae8a
..
463f798
100644
(file)
--- a/
fs/autofs4/dev-ioctl.c
+++ b/
fs/autofs4/dev-ioctl.c
@@
-488,7
+488,7
@@
static int autofs_dev_ioctl_requester(struct file *fp,
}
path = param->path;
- devid =
sbi->sb->s_dev
;
+ devid =
new_encode_dev(sbi->sb->s_dev)
;
param->requester.uid = param->requester.gid = -1;