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Commit 08eb7f45 authored Sep 21, 2017 by Thomas Meyer Committed by Martin K. Petersen Sep 25, 2017

scsi: qla2xxx: Cocci spatch "pool_zalloc-simple"



Use *_pool_zalloc rather than *_pool_alloc followed by memset with 0.
Found by coccinelle spatch "api/alloc/pool_zalloc-simple.cocci"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Acked-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent df2f7729

drivers/scsi/qla2xxx/qla_bsg.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -1116,14 +1116,13 @@ qla84xx_mgmt_cmd(struct bsg_job *bsg_job)
		return -EINVAL;
		}

		mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
		mn = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
		if (!mn) {
		ql_log(ql_log_warn, vha, 0x703c,
		"DMA alloc failed for fw buffer.\n");
		return -ENOMEM;
		}

		memset(mn, 0, sizeof(struct access_chip_84xx));
		mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
		mn->entry_count = 1;
		ql84_mgmt = (void *)bsg_request + sizeof(struct fc_bsg_request);

drivers/scsi/qla2xxx/qla_init.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -812,13 +812,12 @@ int qla24xx_async_gpdb(struct scsi_qla_host vha, fc_port_t fcport, u8 opt)
		sp->gen2 = fcport->login_gen;
		qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);

		pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		if (pd == NULL) {
		ql_log(ql_log_warn, vha, 0xd043,
		"Failed to allocate port database structure.\n");
		goto done_free_sp;
		}
		memset(pd, 0, max(PORT_DATABASE_SIZE, PORT_DATABASE_24XX_SIZE));

		mb = sp->u.iocb_cmd.u.mbx.out_mb;
		mb[0] = MBC_GET_PORT_DATABASE;

drivers/scsi/qla2xxx/qla_mbx.c

+9 −18

Original line number	Diff line number	Diff line
		@@ -1782,13 +1782,12 @@ qla2x00_get_port_database(scsi_qla_host_t vha, fc_port_t fcport, uint8_t opt)
		"Entered %s.\n", __func__);

		pd24 = NULL;
		pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		if (pd == NULL) {
		ql_log(ql_log_warn, vha, 0x1050,
		"Failed to allocate port database structure.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(pd, 0, max(PORT_DATABASE_SIZE, PORT_DATABASE_24XX_SIZE));

		mcp->mb[0] = MBC_GET_PORT_DATABASE;
		if (opt != 0 && !IS_FWI2_CAPABLE(ha))
		@@ -2255,13 +2254,12 @@ qla24xx_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
		else
		req = ha->req_q_map[0];

		lg = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
		lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
		if (lg == NULL) {
		ql_log(ql_log_warn, vha, 0x1062,
		"Failed to allocate login IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(lg, 0, sizeof(struct logio_entry_24xx));

		lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
		lg->entry_count = 1;
		@@ -2525,13 +2523,12 @@ qla24xx_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106d,
		"Entered %s.\n", __func__);

		lg = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
		lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
		if (lg == NULL) {
		ql_log(ql_log_warn, vha, 0x106e,
		"Failed to allocate logout IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(lg, 0, sizeof(struct logio_entry_24xx));

		req = vha->req;
		lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
		@@ -2820,13 +2817,12 @@ qla2x00_get_fcal_position_map(scsi_qla_host_t vha, char pos_map)
		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107f,
		"Entered %s.\n", __func__);

		pmap = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &pmap_dma);
		pmap = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pmap_dma);
		if (pmap == NULL) {
		ql_log(ql_log_warn, vha, 0x1080,
		"Memory alloc failed.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(pmap, 0, FCAL_MAP_SIZE);

		mcp->mb[0] = MBC_GET_FC_AL_POSITION_MAP;
		mcp->mb[2] = MSW(pmap_dma);
		@@ -3014,13 +3010,12 @@ qla24xx_abort_command(srb_t *sp)
		return QLA_FUNCTION_FAILED;
		}

		abt = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
		abt = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
		if (abt == NULL) {
		ql_log(ql_log_warn, vha, 0x108d,
		"Failed to allocate abort IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(abt, 0, sizeof(struct abort_entry_24xx));

		abt->entry_type = ABORT_IOCB_TYPE;
		abt->entry_count = 1;
		@@ -3098,13 +3093,12 @@ __qla24xx_issue_tmf(char name, uint32_t type, struct fc_port fcport,
		rsp = req->rsp;
		}

		tsk = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
		tsk = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
		if (tsk == NULL) {
		ql_log(ql_log_warn, vha, 0x1093,
		"Failed to allocate task management IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(tsk, 0, sizeof(struct tsk_mgmt_cmd));

		tsk->p.tsk.entry_type = TSK_MGMT_IOCB_TYPE;
		tsk->p.tsk.entry_count = 1;
		@@ -3856,14 +3850,13 @@ qla24xx_modify_vp_config(scsi_qla_host_t *vha)
		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10bb,
		"Entered %s.\n", __func__);

		vpmod = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &vpmod_dma);
		vpmod = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vpmod_dma);
		if (!vpmod) {
		ql_log(ql_log_warn, vha, 0x10bc,
		"Failed to allocate modify VP IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}

		memset(vpmod, 0, sizeof(struct vp_config_entry_24xx));
		vpmod->entry_type = VP_CONFIG_IOCB_TYPE;
		vpmod->entry_count = 1;
		vpmod->command = VCT_COMMAND_MOD_ENABLE_VPS;
		@@ -3934,13 +3927,12 @@ qla24xx_control_vp(scsi_qla_host_t *vha, int cmd)
		if (vp_index == 0 \|\| vp_index >= ha->max_npiv_vports)
		return QLA_PARAMETER_ERROR;

		vce = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &vce_dma);
		vce = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vce_dma);
		if (!vce) {
		ql_log(ql_log_warn, vha, 0x10c2,
		"Failed to allocate VP control IOCB.\n");
		return QLA_MEMORY_ALLOC_FAILED;
		}
		memset(vce, 0, sizeof(struct vp_ctrl_entry_24xx));

		vce->entry_type = VP_CTRL_IOCB_TYPE;
		vce->entry_count = 1;
		@@ -6025,13 +6017,12 @@ int qla24xx_gpdb_wait(struct scsi_qla_host vha, fc_port_t fcport, u8 opt)
		if (!vha->hw->flags.fw_started)
		goto done;

		pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
		if (pd == NULL) {
		ql_log(ql_log_warn, vha, 0xd047,
		"Failed to allocate port database structure.\n");
		goto done_free_sp;
		}
		memset(pd, 0, max(PORT_DATABASE_SIZE, PORT_DATABASE_24XX_SIZE));

		memset(&mc, 0, sizeof(mc));
		mc.mb[0] = MBC_GET_PORT_DATABASE;

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