Flannery

Defendant, Thomas Flannery (appellant), appeals from a judgment of conviction finding him guilty of unlawful possession of various weapons (Pen. Code, §§ 12020, 12021) and possession of narcotics for sale (Health & Saf. Code, § 11378).

On September 11, 1982, the municipal court judge issued a search warrant authorizing the search of two motor vehicles, the premises located at 158 Belle Avenue, Pleasant Hill, and the person of appellant. The affiant on the search warrant was Robert Caskey, a sergeant with the Walnut Creek Police Department. A substantial part of the information which is contained in Caskey’s affidavit in support of the search warrant was obtained from a confidential informant. Attachment 2 thereto, which provided data regarding the reliability of the confidential informant and constituted a part of the affidavit, was ordered sealed by the magistrate to prevent disclosure of the informant’s identity.

The search warrant was executed at 158 Belle Avenue, Pleasant Hill, on September 11, 1982. One of the officers participating in its execution went to the front door of the residence, knocked loudly at the door, announced that he was a police officer and that…