forked from luck/tmp_suning_uos_patched
[PATCH] namei fixes (14/19)
shifted conditional mntput() into do_follow_link() - all callers were doing the same thing. Obviously equivalent transformation. Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -543,11 +543,15 @@ static inline int do_follow_link(struct path *path, struct nameidata *nd)
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current->link_count++;
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current->total_link_count++;
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nd->depth++;
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if (path->mnt != nd->mnt)
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mntput(nd->mnt);
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err = __do_follow_link(path, nd);
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current->link_count--;
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nd->depth--;
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return err;
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loop:
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if (path->mnt != nd->mnt)
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mntput(nd->mnt);
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dput(path->dentry);
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path_release(nd);
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return err;
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@ -801,8 +805,6 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd)
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goto out_dput;
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if (inode->i_op->follow_link) {
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if (nd->mnt != next.mnt)
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mntput(nd->mnt);
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err = do_follow_link(&next, nd);
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if (err)
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goto return_err;
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@ -856,8 +858,6 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd)
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inode = next.dentry->d_inode;
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if ((lookup_flags & LOOKUP_FOLLOW)
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&& inode && inode->i_op && inode->i_op->follow_link) {
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if (next.mnt != nd->mnt)
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mntput(nd->mnt);
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err = do_follow_link(&next, nd);
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if (err)
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goto return_err;
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