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qla2xxx: Comment out unreachable code

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Comment out the code that is never reached in qla83xx_idc_unlock()
and also in qlt_set_data_offset() to avoid that static source code
analysis tools report warnings for this code.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Acked-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
Bart Van Assche 2015-06-04 15:57:20 -07:00 committed by James Bottomley
parent 8cd1943bf0
commit 5897cb2fc3
2 changed files with 15 additions and 8 deletions
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7
drivers/scsi/qla2xxx/qla_os.c
View File

@ -4418,7 +4418,10 @@ retry_lock2:
void
qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id)
{
uint16_t options = (requester_id << 15) | BIT_7, retry;
#if 0
uint16_t options = (requester_id << 15) | BIT_7;
#endif
uint16_t retry;
uint32_t data;
struct qla_hw_data *ha = base_vha->hw;
@ -4454,6 +4457,7 @@ retry_unlock:
return;
#if 0
/* XXX: IDC-unlock implementation using access-control mbx */
retry = 0;
retry_unlock2:
@ -4469,6 +4473,7 @@ retry_unlock2:
}
return;
#endif
}
int

16
drivers/scsi/qla2xxx/qla_target.c
View File

@ -3712,6 +3712,14 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha,
static int qlt_set_data_offset(struct qla_tgt_cmd *cmd, uint32_t offset)
{
#if 1
/*
* FIXME: Reject non zero SRR relative offset until we can test
* this code properly.
*/
pr_debug("Rejecting non zero SRR rel_offs: %u\n", offset);
return -1;
#else
struct scatterlist *sg, *sgp, *sg_srr, *sg_srr_start = NULL;
size_t first_offset = 0, rem_offset = offset, tmp = 0;
int i, sg_srr_cnt, bufflen = 0;
@ -3721,13 +3729,6 @@ static int qlt_set_data_offset(struct qla_tgt_cmd *cmd, uint32_t offset)
"cmd->sg_cnt: %u, direction: %d\n",
cmd, cmd->sg, cmd->sg_cnt, cmd->dma_data_direction);
/*
* FIXME: Reject non zero SRR relative offset until we can test
* this code properly.
*/
pr_debug("Rejecting non zero SRR rel_offs: %u\n", offset);
return -1;
if (!cmd->sg || !cmd->sg_cnt) {
ql_dbg(ql_dbg_tgt, cmd->vha, 0xe055,
"Missing cmd->sg or zero cmd->sg_cnt in"
@ -3810,6 +3811,7 @@ static int qlt_set_data_offset(struct qla_tgt_cmd *cmd, uint32_t offset)
BUG();
return 0;
#endif
}
static inline int qlt_srr_adjust_data(struct qla_tgt_cmd *cmd,