make lookup_one_len() safe to use with directory locked shared (8613a209) · Commits · e / devices / android_kernel_teracube_emerald

fs/namei.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -2471,6 +2471,7 @@ static int lookup_one_len_common(const char name, struct dentry base,
		*/
		struct dentry lookup_one_len(const char name, struct dentry *base, int len)
		{
		struct dentry *dentry;
		struct qstr this;
		int err;

		@@ -2480,7 +2481,8 @@ struct dentry lookup_one_len(const char name, struct dentry *base, int len)
		if (err)
		return ERR_PTR(err);

		return __lookup_hash(&this, base, 0);
		dentry = lookup_dcache(&this, base, 0);
		return dentry ? dentry : __lookup_slow(&this, base, 0);
		}
		EXPORT_SYMBOL(lookup_one_len);