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nd->inode is not set on the second attempt in path_walk() 

We leave it at whatever it had been pointing to after the
first link_path_walk() had failed with -ESTALE.  Things
do not work well after that...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-03-08 21:16:28 -05:00
parent dfef6dcd35
commit b306419ae0
1 changed files with 1 additions and 0 deletions
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1
fs/namei.c
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@ -1546,6 +1546,7 @@ static int path_walk(const char *name, struct nameidata *nd)
/* nd->path had been dropped */
current->total_link_count = 0;
nd->path = save;
nd->inode = save.dentry->d_inode;
path_get(&nd->path);
nd->flags |= LOOKUP_REVAL;
result = link_path_walk(name, nd);