RE: [PATCH v6 01/15] scsi: ufs: clear UTRD, UPIU req and rsp before new transfers

From	"Winkler, Tomas" <tomas.winkler@intel.com>
Newsgroups	linux.kernel
Subject	RE: [PATCH v6 01/15] scsi: ufs: clear UTRD, UPIU req and rsp before new transfers
Date	2015-11-02 20:40 +0100
Message-ID	<qqt7r-R4-3@gated-at.bofh.it> (permalink)
References	<qoyNY-35R-5@gated-at.bofh.it> <qoyNZ-35R-47@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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> +	cdb_len = min_t(unsigned short, lrbp->cmd->cmd_len, MAX_CDB_SIZE);
> +	memcpy(ucd_req_ptr->sc.cdb, lrbp->cmd->cmnd, cdb_len);
> +	if (cdb_len < MAX_CDB_SIZE)
> +		memset(ucd_req_ptr->sc.cdb + cdb_len, 0,
> +		       (MAX_CDB_SIZE - cdb_len));
It's just 16 bytes, setting all to zero prior  to copy will be as good as this if statement
memset(ucd_req_ptr->sc.cdb, 0, MAX_CDB_SIZE);


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RE: [PATCH v6 01/15] scsi: ufs: clear UTRD, UPIU req and rsp before  new transfers "Winkler, Tomas" <tomas.winkler@intel.com> - 2015-11-02 20:40 +0100

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