capi: fix sparse warnings using integer as NULL pointer

drivers/isdn/capi/kcapi.c:829:30: warning: Using plain integer as NULL pointer
drivers/isdn/capi/kcapi.c:838:27: warning: Using plain integer as NULL pointer
drivers/isdn/capi/kcapi.c:954:17: warning: Using plain integer as NULL pointer
drivers/isdn/capi/kcapi.c:1007:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/kcapi.c:1009:33: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capiutil.c:453:24: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capilib.c:47:30: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:353:29: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:369:15: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:486:48: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:515:46: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:541:47: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:692:47: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:699:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:704:14: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:943:53: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:948:32: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:969:42: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:989:48: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:1026:69: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:1028:19: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:1061:20: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:1529:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capi.c:1531:33: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:338:15: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:758:32: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:880:40: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:407:15: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:407:15: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:444:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:429:49: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:1664:61: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:1969:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:2294:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:2297:33: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:2338:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capidrv.c:2341:33: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capifs.c:192:37: warning: Using plain integer as NULL pointer
drivers/isdn/capi/capifs.c:194:33: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Karsten Keil <kkeil@suse.de>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 12 insertions, 12 deletions

diff --git a/drivers/isdn/capi/capidrv.c b/drivers/isdn/capi/capidrv.c
index cb42b690b45e..2e602dd07ffa 100644
--- a/drivers/isdn/capi/capidrv.c
+++ b/drivers/isdn/capi/capidrv.c
@@ -335,7 +335,7 @@ static capidrv_plci *new_plci(capidrv_contr * card, int chan)
 
         plcip = kzalloc(sizeof(capidrv_plci), GFP_ATOMIC);
 
-        if (plcip == 0)
+        if (plcip == NULL)
                 return NULL;
 
         plcip->state = ST_PLCI_NONE;
@@ -404,7 +404,7 @@ static inline capidrv_ncci *new_ncci(capidrv_contr * card,
 
         nccip = kzalloc(sizeof(capidrv_ncci), GFP_ATOMIC);
 
-        if (nccip == 0)
+        if (nccip == NULL)
                 return NULL;
 
         nccip->ncci = ncci;
@@ -426,7 +426,7 @@ static inline capidrv_ncci *find_ncci(capidrv_contr * card, u32 ncci)
         capidrv_plci *plcip;
         capidrv_ncci *p;
 
-        if ((plcip = find_plci_by_ncci(card, ncci)) == 0)
+        if ((plcip = find_plci_by_ncci(card, ncci)) == NULL)
                 return NULL;
 
         for (p = plcip->ncci_list; p; p = p->next)
@@ -441,7 +441,7 @@ static inline capidrv_ncci *find_ncci_by_msgid(capidrv_contr * card,
         capidrv_plci *plcip;
         capidrv_ncci *p;
 
-        if ((plcip = find_plci_by_ncci(card, ncci)) == 0)
+        if ((plcip = find_plci_by_ncci(card, ncci)) == NULL)
                 return NULL;
 
         for (p = plcip->ncci_list; p; p = p->next)
@@ -755,7 +755,7 @@ static inline int new_bchan(capidrv_contr * card)
 {
         int i;
         for (i = 0; i < card->nbchan; i++) {
-                if (card->bchans[i].plcip == 0) {
+                if (card->bchans[i].plcip == NULL) {
                         card->bchans[i].disconnecting = 0;
                         return i;
                 }
@@ -877,7 +877,7 @@ static void handle_incoming_call(capidrv_contr * card, _cmsg * cmsg)
                 return;
         }
         bchan = &card->bchans[chan];
-        if ((plcip = new_plci(card, chan)) == 0) {
+        if ((plcip = new_plci(card, chan)) == NULL) {
                 printk(KERN_ERR "capidrv-%d: incoming call: no memory, sorry.\n", card->contrnr);
                 return;
         }
@@ -1661,7 +1661,7 @@ static int capidrv_command(isdn_ctrl * c, capidrv_contr * card)
                                               NULL,     /* Useruserdata */
                                               NULL      /* Facilitydataarray */
                             );
-                        if ((plcip = new_plci(card, (c->arg % card->nbchan))) == 0) {
+                        if ((plcip = new_plci(card, (c->arg % card->nbchan))) == NULL) {
                                 cmd.command = ISDN_STAT_DHUP;
                                 cmd.driver = card->myid;
                                 cmd.arg = (c->arg % card->nbchan);
@@ -1966,7 +1966,7 @@ static void enable_dchannel_trace(capidrv_contr *card)
                         card->name, errcode);
            return;
         }
-        if (strstr(manufacturer, "AVM") == 0) {
+        if (strstr(manufacturer, "AVM") == NULL) {
            printk(KERN_ERR "%s: not from AVM, no d-channel trace possible (%s)\n",
                         card->name, manufacturer);
            return;
@@ -2291,10 +2291,10 @@ static int __init capidrv_init(void)
         u32 ncontr, contr;
         u16 errcode;
 
-        if ((p = strchr(revision, ':')) != 0 && p[1]) {
+        if ((p = strchr(revision, ':')) != NULL && p[1]) {
                 strncpy(rev, p + 2, sizeof(rev));
                 rev[sizeof(rev)-1] = 0;
-                if ((p = strchr(rev, '$')) != 0 && p > rev)
+                if ((p = strchr(rev, '$')) != NULL && p > rev)
                    *(p-1) = 0;
         } else
                 strcpy(rev, "1.0");
@@ -2335,10 +2335,10 @@ static void __exit capidrv_exit(void)
         char rev[32];
         char *p;
 
-        if ((p = strchr(revision, ':')) != 0) {
+        if ((p = strchr(revision, ':')) != NULL) {
                 strncpy(rev, p + 1, sizeof(rev));
                 rev[sizeof(rev)-1] = 0;
-                if ((p = strchr(rev, '$')) != 0)
+                if ((p = strchr(rev, '$')) != NULL)
                         *p = 0;
         } else {
                 strcpy(rev, " ??? ");