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authorChristoph Hellwig <hch@lst.de>2005-11-09 06:35:04 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-09 16:55:58 +0100
commite4543eddfd3bf3e0d625841377fa695a519edfd4 (patch)
treeb62546cb0038529bd8cd583333c556ad799f2081 /fs/namespace.c
parent[PATCH] drivers/block/pktcdvd.c: remove write-only variable in pkt_iosched_pr... (diff)
downloadlinux-e4543eddfd3bf3e0d625841377fa695a519edfd4.tar.xz
linux-e4543eddfd3bf3e0d625841377fa695a519edfd4.zip
[PATCH] add a vfs_permission helper
Most permission() calls have a struct nameidata * available. This helper takes that as an argument and thus makes sure we pass it down for lookup intents and prepares for per-mount read-only support where we need a struct vfsmount for checking whether a file is writeable. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index caa9187f67e5..2019899f2ab8 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -637,7 +637,7 @@ static int mount_is_safe(struct nameidata *nd)
if (current->uid != nd->dentry->d_inode->i_uid)
return -EPERM;
}
- if (permission(nd->dentry->d_inode, MAY_WRITE, nd))
+ if (vfs_permission(nd, MAY_WRITE))
return -EPERM;
return 0;
#endif