From 172c122df5186e7cbd413d61757ff90267331002 Mon Sep 17 00:00:00 2001 From: Harvey Harrison Date: Mon, 28 Apr 2008 16:50:03 -0700 Subject: [PATCH] scsi: fix integer as NULL pointer warnings drivers/scsi/aic7xxx/aic7770_osm.c:53:58: warning: Using plain integer as NULL pointer drivers/scsi/aic7xxx/aic7xxx_osm_pci.c:355:47: warning: Using plain integer as NULL pointer drivers/scsi/aic7xxx/aic7xxx_osm_pci.c:372:55: warning: Using plain integer as NULL pointer drivers/scsi/aha152x.c:997:28: warning: Using plain integer as NULL pointer drivers/scsi/aha152x.c:1003:28: warning: Using plain integer as NULL pointer drivers/scsi/aha152x.c:1165:46: warning: Using plain integer as NULL pointer drivers/scsi/fdomain.c:1446:40: warning: Using plain integer as NULL pointer drivers/scsi/sym53c8xx_2/sym_hipd.c:1650:51: warning: Using plain integer as NULL pointer drivers/scsi/sym53c8xx_2/sym_hipd.c:3171:42: warning: Using plain integer as NULL pointer drivers/scsi/sym53c8xx_2/sym_hipd.c:5732:52: warning: Using plain integer as NULL pointer drivers/scsi/ncr53c8xx.c:8189:31: warning: Using plain integer as NULL pointer drivers/scsi/ncr53c8xx.c:8225:34: warning: Using plain integer as NULL pointer drivers/scsi/dpt_i2o.c:156:32: warning: Using plain integer as NULL pointer drivers/scsi/ultrastor.c:954:42: warning: Using plain integer as NULL pointer drivers/scsi/ultrastor.c:1104:18: warning: Using plain integer as NULL pointer Signed-off-by: Harvey Harrison Signed-off-by: Linus Torvalds --- drivers/scsi/aha152x.c | 6 +++--- drivers/scsi/aic7xxx/aic7770_osm.c | 2 +- drivers/scsi/aic7xxx/aic7xxx_osm_pci.c | 4 ++-- drivers/scsi/dpt_i2o.c | 2 +- drivers/scsi/fdomain.c | 2 +- drivers/scsi/ncr53c8xx.c | 4 ++-- drivers/scsi/sym53c8xx_2/sym_hipd.c | 6 +++--- drivers/scsi/ultrastor.c | 4 ++-- 8 files changed, 15 insertions(+), 15 deletions(-) diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c index a09b2d3fdf5a..f5215fd4b73d 100644 --- a/drivers/scsi/aha152x.c +++ b/drivers/scsi/aha152x.c @@ -994,13 +994,13 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, SCpnt->SCp.sent_command = 0; if(SCpnt->SCp.phase & (resetting|check_condition)) { - if(SCpnt->host_scribble==0 || SCSEM(SCpnt) || SCNEXT(SCpnt)) { + if (!SCpnt->host_scribble || SCSEM(SCpnt) || SCNEXT(SCpnt)) { printk(ERR_LEAD "cannot reuse command\n", CMDINFO(SCpnt)); return FAILED; } } else { SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC); - if(SCpnt->host_scribble==0) { + if(!SCpnt->host_scribble) { printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt)); return FAILED; } @@ -1162,7 +1162,7 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt) } DO_LOCK(flags); - issued = remove_SC(&ISSUE_SC, SCpnt)==0; + issued = remove_SC(&ISSUE_SC, SCpnt) == NULL; disconnected = issued && remove_SC(&DISCONNECTED_SC, SCpnt); DO_UNLOCK(flags); diff --git a/drivers/scsi/aic7xxx/aic7770_osm.c b/drivers/scsi/aic7xxx/aic7770_osm.c index 1ac119733bac..f220e5e436ab 100644 --- a/drivers/scsi/aic7xxx/aic7770_osm.c +++ b/drivers/scsi/aic7xxx/aic7770_osm.c @@ -50,7 +50,7 @@ aic7770_map_registers(struct ahc_softc *ahc, u_int port) /* * Lock out other contenders for our i/o space. */ - if (request_region(port, AHC_EISA_IOSIZE, "aic7xxx") == 0) + if (!request_region(port, AHC_EISA_IOSIZE, "aic7xxx")) return (ENOMEM); ahc->tag = BUS_SPACE_PIO; ahc->bsh.ioport = port; diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c index 0d7628f1f1ef..00f5b9868574 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c @@ -352,7 +352,7 @@ ahc_linux_pci_reserve_io_region(struct ahc_softc *ahc, resource_size_t *base) *base = pci_resource_start(ahc->dev_softc, 0); if (*base == 0) return (ENOMEM); - if (request_region(*base, 256, "aic7xxx") == 0) + if (!request_region(*base, 256, "aic7xxx")) return (ENOMEM); return (0); } @@ -369,7 +369,7 @@ ahc_linux_pci_reserve_mem_region(struct ahc_softc *ahc, start = pci_resource_start(ahc->dev_softc, 1); if (start != 0) { *bus_addr = start; - if (request_mem_region(start, 0x1000, "aic7xxx") == 0) + if (!request_mem_region(start, 0x1000, "aic7xxx")) error = ENOMEM; if (error == 0) { *maddr = ioremap_nocache(start, 256); diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index c9dd8392aab2..ac92ac143b46 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -153,7 +153,7 @@ static DEFINE_SPINLOCK(adpt_post_wait_lock); static u8 adpt_read_blink_led(adpt_hba* host) { - if(host->FwDebugBLEDflag_P != 0) { + if (host->FwDebugBLEDflag_P) { if( readb(host->FwDebugBLEDflag_P) == 0xbc ){ return readb(host->FwDebugBLEDvalue_P); } diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c index 2cd6b4959eb2..c33bcb284df7 100644 --- a/drivers/scsi/fdomain.c +++ b/drivers/scsi/fdomain.c @@ -1443,7 +1443,7 @@ static int fdomain_16x0_queue(struct scsi_cmnd *SCpnt, current_SC->SCp.this_residual = current_SC->SCp.buffer->length; current_SC->SCp.buffers_residual = scsi_sg_count(current_SC) - 1; } else { - current_SC->SCp.ptr = 0; + current_SC->SCp.ptr = NULL; current_SC->SCp.this_residual = 0; current_SC->SCp.buffer = NULL; current_SC->SCp.buffers_residual = 0; diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c index d89289400425..ceab4f73caf1 100644 --- a/drivers/scsi/ncr53c8xx.c +++ b/drivers/scsi/ncr53c8xx.c @@ -8186,7 +8186,7 @@ static void insert_into_waiting_list(struct ncb *np, struct scsi_cmnd *cmd) cmd->next_wcmd = NULL; if (!(wcmd = np->waiting_list)) np->waiting_list = cmd; else { - while ((wcmd->next_wcmd) != 0) + while (wcmd->next_wcmd) wcmd = (struct scsi_cmnd *) wcmd->next_wcmd; wcmd->next_wcmd = (char *) cmd; } @@ -8222,7 +8222,7 @@ static void process_waiting_list(struct ncb *np, int sts) #ifdef DEBUG_WAITING_LIST if (waiting_list) printk("%s: waiting_list=%lx processing sts=%d\n", ncr_name(np), (u_long) waiting_list, sts); #endif - while ((wcmd = waiting_list) != 0) { + while (wcmd = waiting_list) { waiting_list = (struct scsi_cmnd *) wcmd->next_wcmd; wcmd->next_wcmd = NULL; if (sts == DID_OK) { diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c index 35142b5341b5..22a6aae78699 100644 --- a/drivers/scsi/sym53c8xx_2/sym_hipd.c +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c @@ -1647,7 +1647,7 @@ static void sym_flush_comp_queue(struct sym_hcb *np, int cam_status) SYM_QUEHEAD *qp; struct sym_ccb *cp; - while ((qp = sym_remque_head(&np->comp_ccbq)) != 0) { + while ((qp = sym_remque_head(&np->comp_ccbq)) != NULL) { struct scsi_cmnd *cmd; cp = sym_que_entry(qp, struct sym_ccb, link_ccbq); sym_insque_tail(&cp->link_ccbq, &np->busy_ccbq); @@ -3168,7 +3168,7 @@ int sym_clear_tasks(struct sym_hcb *np, int cam_status, int target, int lun, int * the COMP queue and put back other ones into * the BUSY queue. */ - while ((qp = sym_remque_head(&qtmp)) != 0) { + while ((qp = sym_remque_head(&qtmp)) != NULL) { struct scsi_cmnd *cmd; cp = sym_que_entry(qp, struct sym_ccb, link_ccbq); cmd = cp->cmd; @@ -5729,7 +5729,7 @@ void sym_hcb_free(struct sym_hcb *np) sym_mfree_dma(np->dqueue, sizeof(u32)*(MAX_QUEUE*2), "DQUEUE"); if (np->actccbs) { - while ((qp = sym_remque_head(&np->free_ccbq)) != 0) { + while ((qp = sym_remque_head(&np->free_ccbq)) != NULL) { cp = sym_que_entry(qp, struct sym_ccb, link_ccbq); sym_mfree_dma(cp, sizeof(*cp), "CCB"); } diff --git a/drivers/scsi/ultrastor.c b/drivers/scsi/ultrastor.c index f385dce8dfbe..27aa40f3980e 100644 --- a/drivers/scsi/ultrastor.c +++ b/drivers/scsi/ultrastor.c @@ -951,7 +951,7 @@ static int ultrastor_abort(struct scsi_cmnd *SCpnt) printk("abort: command mismatch, %p != %p\n", config.mscp[mscp_index].SCint, SCpnt); #endif - if (config.mscp[mscp_index].SCint == 0) + if (config.mscp[mscp_index].SCint == NULL) return FAILED; if (config.mscp[mscp_index].SCint != SCpnt) panic("Bad abort"); @@ -1101,7 +1101,7 @@ static void ultrastor_interrupt(void *dev_id) SCtmp = mscp->SCint; mscp->SCint = NULL; - if (SCtmp == 0) + if (!SCtmp) { #if ULTRASTOR_DEBUG & (UD_ABORT|UD_INTERRUPT) printk("MSCP %d (%x): no command\n", mscp_index, (unsigned int) mscp);