[PATCH] [sparse] net drivers assignment in conditional context

[Stephen Hemminger <shemminger@xxxxxxxx>]

Fix several warnings from sparse about assignment used in conditional
context in net drivers

Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxx>

diff -Nru a/drivers/net/3c505.c b/drivers/net/3c505.c
--- a/drivers/net/3c505.c       2004-06-22 13:43:47 -07:00
+++ b/drivers/net/3c505.c       2004-06-22 13:43:47 -07:00
@@ -1373,7 +1373,7 @@
                if (elp_sense(dev) == 0)
                        return dev->base_addr;
        } else
-               while ((dev->base_addr = addr_list[idx++])) {
+               while ((dev->base_addr = addr_list[idx++]) != 0) {
                        if (elp_sense(dev) == 0)
                                return dev->base_addr;
                }
diff -Nru a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c
--- a/drivers/net/cs89x0.c      2004-06-22 13:43:46 -07:00
+++ b/drivers/net/cs89x0.c      2004-06-22 13:43:46 -07:00
@@ -1430,7 +1430,7 @@
            course, if you're on a slow machine, and packets are arriving
            faster than you can read them off, you're screwed.  Hasta la
            vista, baby!  */
-       while ((status = readword(dev, ISQ_PORT))) {
+       while ((status = readword(dev, ISQ_PORT)) != 0) {
                if (net_debug > 4)printk("%s: event=%04x\n", dev->name, status);
                handled = 1;
                switch(status & ISQ_EVENT_MASK) {
diff -Nru a/drivers/net/eth16i.c b/drivers/net/eth16i.c
--- a/drivers/net/eth16i.c      2004-06-22 13:43:46 -07:00
+++ b/drivers/net/eth16i.c      2004-06-22 13:43:46 -07:00
@@ -446,12 +446,12 @@
                return -ENXIO;
 
        /* Seek card from the ISA io address space */
-       for(i = 0; (ioaddr = eth16i_portlist[i]) ; i++)
+       for(i = 0; (ioaddr = eth16i_portlist[i]) != 0; i++)
                if(eth16i_probe1(dev, ioaddr) == 0)
                        return 0;
 
        /* Seek card from the EISA io address space */
-       for(i = 0; (ioaddr = eth32i_portlist[i]) ; i++)
+       for(i = 0; (ioaddr = eth32i_portlist[i]) != 0; i++)
                if(eth16i_probe1(dev, ioaddr) == 0)
                        return 0;
 
diff -Nru a/drivers/net/ne.c b/drivers/net/ne.c
--- a/drivers/net/ne.c  2004-06-22 13:43:46 -07:00
+++ b/drivers/net/ne.c  2004-06-22 13:43:46 -07:00
@@ -242,7 +242,7 @@
                while ((idev = pnp_find_dev(NULL,
                                            isapnp_clone_list[i].vendor,
                                            isapnp_clone_list[i].function,
-                                           idev))) {
+                                           idev)) != NULL) {
                        /* Avoid already found cards from previous calls */
                        if (pnp_device_attach(idev) < 0)
                                continue;
diff -Nru a/drivers/net/ni52.c b/drivers/net/ni52.c
--- a/drivers/net/ni52.c        2004-06-22 13:43:46 -07:00
+++ b/drivers/net/ni52.c        2004-06-22 13:43:46 -07:00
@@ -855,7 +855,7 @@
 
        WAIT_4_SCB_CMD(); /* wait for last command      */
 
-       while((stat=p->scb->cus & STAT_MASK))
+       while((stat=p->scb->cus & STAT_MASK) != 0)
        {
                p->scb->cmd_cuc = stat;
                ni_attn586();
diff -Nru a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
--- a/drivers/net/pcnet32.c     2004-06-22 13:43:46 -07:00
+++ b/drivers/net/pcnet32.c     2004-06-22 13:43:46 -07:00
@@ -959,7 +959,7 @@
     unsigned int *port, ioaddr;
 
     /* search for PCnet32 VLB cards at known addresses */
-    for (port = pcnet32_portlist; (ioaddr = *port); port++) {
+    for (port = pcnet32_portlist; (ioaddr = *port) != 0; port++) {
        if (request_region(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_vlbus")) {
            /* check if there is really a pcnet chip on that ioaddr */
            if ((inb(ioaddr + 14) == 0x57) && (inb(ioaddr + 15) == 0x57)) {
diff -Nru a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
--- a/drivers/net/via-rhine.c   2004-06-22 13:43:47 -07:00
+++ b/drivers/net/via-rhine.c   2004-06-22 13:43:47 -07:00
@@ -1389,7 +1389,7 @@
 
        ioaddr = dev->base_addr;
 
-       while ((intr_status = get_intr_status(dev))) {
+       while ((intr_status = get_intr_status(dev)) != 0) {
                handled = 1;
 
                /* Acknowledge all of the current interrupt sources ASAP. */
diff -Nru a/drivers/net/wan/syncppp.c b/drivers/net/wan/syncppp.c
--- a/drivers/net/wan/syncppp.c 2004-06-22 13:43:46 -07:00
+++ b/drivers/net/wan/syncppp.c 2004-06-22 13:43:46 -07:00
@@ -1142,7 +1142,7 @@
 
        spin_lock_irqsave(&spppq_lock, flags);
        /* Remove the entry from the keepalive list. */
-       for (q = &spppq; (p = *q); q = &p->pp_next)
+       for (q = &spppq; (p = *q) != NULL; q = &p->pp_next)
                if (p == sp) {
                        *q = p->pp_next;
                        break;