diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index af25d8afd42a..2a2ce7476339 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -630,29 +630,34 @@ qla2x00_sp_free_dma(void *ptr) sp->flags &= ~SRB_CRC_PROT_DMA_VALID; } + if (!ctx) + goto end; + if (sp->flags & SRB_CRC_CTX_DSD_VALID) { /* List assured to be having elements */ - qla2x00_clean_dsd_pool(ha, sp, NULL); + qla2x00_clean_dsd_pool(ha, ctx); sp->flags &= ~SRB_CRC_CTX_DSD_VALID; } if (sp->flags & SRB_CRC_CTX_DMA_VALID) { - dma_pool_free(ha->dl_dma_pool, ctx, - ((struct crc_context *)ctx)->crc_ctx_dma); + struct crc_context *ctx0 = ctx; + + dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma); sp->flags &= ~SRB_CRC_CTX_DMA_VALID; } if (sp->flags & SRB_FCP_CMND_DMA_VALID) { - struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx; + struct ct6_dsd *ctx1 = ctx; dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, - ctx1->fcp_cmnd_dma); + ctx1->fcp_cmnd_dma); list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list); ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt; ha->gbl_dsd_avail += ctx1->dsd_use_cnt; mempool_free(ctx1, ha->ctx_mempool); } +end: CMD_SP(cmd) = NULL; qla2x00_rel_sp(sp); } @@ -699,21 +704,24 @@ qla2xxx_qpair_sp_free_dma(void *ptr) sp->flags &= ~SRB_CRC_PROT_DMA_VALID; } + if (!ctx) + goto end; + if (sp->flags & SRB_CRC_CTX_DSD_VALID) { /* List assured to be having elements */ - qla2x00_clean_dsd_pool(ha, sp, NULL); + qla2x00_clean_dsd_pool(ha, ctx); sp->flags &= ~SRB_CRC_CTX_DSD_VALID; } if (sp->flags & SRB_CRC_CTX_DMA_VALID) { - dma_pool_free(ha->dl_dma_pool, ctx, - ((struct crc_context *)ctx)->crc_ctx_dma); + struct crc_context *ctx0 = ctx; + + dma_pool_free(ha->dl_dma_pool, ctx, ctx0->crc_ctx_dma); sp->flags &= ~SRB_CRC_CTX_DMA_VALID; } if (sp->flags & SRB_FCP_CMND_DMA_VALID) { - struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx; - + struct ct6_dsd *ctx1 = ctx; dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, ctx1->fcp_cmnd_dma); list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list); @@ -721,7 +729,7 @@ qla2xxx_qpair_sp_free_dma(void *ptr) ha->gbl_dsd_avail += ctx1->dsd_use_cnt; mempool_free(ctx1, ha->ctx_mempool); } - +end: CMD_SP(cmd) = NULL; qla2xxx_rel_qpair_sp(sp->qpair, sp); } |