From: Matthew Wilcox Date: Sun, 9 Sep 2007 14:56:37 +0000 (-0600) Subject: [SCSI] advansys: Remove a check for an impossible condition X-Git-Tag: v2.6.24-rc1~1290^2~121 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=faac48ecf475c8e214190dabe600585e0bd4f455;p=linux-2.6-omap-h63xx.git [SCSI] advansys: Remove a check for an impossible condition AscExeScsiQueue() has one caller, and it passes the address of a variable; this cannot ever be NULL. This is the only place that ever sets ASCQ_ERR_SCSIQ_NULL_PTR, so delete that error code too, as well as several other unused ASCQ_ERR codes. Signed-off-by: Matthew Wilcox Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index ef4f6790a25..60a918820d0 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -520,14 +520,6 @@ typedef struct asc_risc_sg_list_q { #define ASCQ_ERR_ISR_RE_ENTRY 0x1A #define ASCQ_ERR_CRITICAL_RE_ENTRY 0x1B #define ASCQ_ERR_ISR_ON_CRITICAL 0x1C -#define ASCQ_ERR_SG_LIST_ODD_ADDRESS 0x1D -#define ASCQ_ERR_XFER_ADDRESS_TOO_BIG 0x1E -#define ASCQ_ERR_SCSIQ_NULL_PTR 0x1F -#define ASCQ_ERR_SCSIQ_BAD_NEXT_PTR 0x20 -#define ASCQ_ERR_GET_NUM_OF_FREE_Q 0x21 -#define ASCQ_ERR_SEND_SCSI_Q 0x22 -#define ASCQ_ERR_HOST_REQ_RISC_HALT 0x23 -#define ASCQ_ERR_RESET_SDTR 0x24 /* * Warning code values are set in ASC_DVC_VAR 'warn_code'. @@ -7578,10 +7570,6 @@ static int AscExeScsiQueue(ASC_DVC_VAR *asc_dvc, ASC_SCSI_Q *scsiq) sg_head = scsiq->sg_head; if (asc_dvc->err_code != 0) return (ERR); - if (scsiq == (ASC_SCSI_Q *)0L) { - AscSetLibErrorCode(asc_dvc, ASCQ_ERR_SCSIQ_NULL_PTR); - return (ERR); - } scsiq->q1.q_no = 0; if ((scsiq->q2.tag_code & ASC_TAG_FLAG_EXTRA_BYTES) == 0) { scsiq->q1.extra_bytes = 0;