Coverity #340: Fix potential NULL dereference. Clean up proliferation of
'register int n' in loops of ProcXkbGetNames.
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@ -9,6 +9,10 @@
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* xkb/XKBMAlloc.c:
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Coverity #324: Fix potential NULL dereference. (Alan Coopersmith)
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* xkb/xkb.c:
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Coverity #340: Fix potential NULL dereference.
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Clean up proliferation of 'register int n' in loops of ProcXkbGetNames.
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2006-04-07 Aaron Plattner <aplattner@nvidia.com>
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* hw/xfree86/common/xf86Module.h:
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19
xkb/xkb.c
19
xkb/xkb.c
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@ -3121,7 +3121,8 @@ ProcXkbSetNamedIndicator(ClientPtr client)
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if (!stuff->createMap)
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return client->noClientException;
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for (led=0,map=NULL;(led<XkbNumIndicators)&&(map==NULL);led++) {
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if ((sli->names[led]==None)&&(!XkbIM_InUse(&sli->maps[led]))) {
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if ((sli->names)&&(sli->leds)&&(sli->names[led]==None)&&
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(!XkbIM_InUse(&sli->maps[led]))) {
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map= &sli->maps[led];
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sli->names[led]= stuff->indicator;
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break;
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@ -3317,11 +3318,11 @@ XkbSendNames(ClientPtr client,XkbDescPtr xkb,xkbGetNamesReply *rep)
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register unsigned i,length,which;
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char * start;
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char * desc;
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register int n;
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length= rep->length*4;
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which= rep->which;
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if (client->swapped) {
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register int n;
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swaps(&rep->sequenceNumber,n);
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swapl(&rep->length,n);
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swapl(&rep->which,n);
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@ -3332,10 +3333,10 @@ char * desc;
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start = desc = (char *)ALLOCATE_LOCAL(length);
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if ( !start )
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return BadAlloc;
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if (xkb->names) {
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if (which&XkbKeycodesNameMask) {
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*((CARD32 *)desc)= xkb->names->keycodes;
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if (client->swapped) {
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register int n;
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swapl(desc,n);
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}
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desc+= 4;
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@ -3343,7 +3344,6 @@ char * desc;
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if (which&XkbGeometryNameMask) {
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*((CARD32 *)desc)= xkb->names->geometry;
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if (client->swapped) {
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register int n;
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swapl(desc,n);
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}
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desc+= 4;
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@ -3351,7 +3351,6 @@ char * desc;
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if (which&XkbSymbolsNameMask) {
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*((CARD32 *)desc)= xkb->names->symbols;
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if (client->swapped) {
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register int n;
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swapl(desc,n);
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}
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desc+= 4;
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@ -3360,7 +3359,6 @@ char * desc;
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register CARD32 *atm= (CARD32 *)desc;
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atm[0]= (CARD32)xkb->names->phys_symbols;
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if (client->swapped) {
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register int n;
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swapl(&atm[0],n);
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}
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desc+= 4;
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@ -3368,7 +3366,6 @@ char * desc;
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if (which&XkbTypesNameMask) {
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*((CARD32 *)desc)= (CARD32)xkb->names->types;
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if (client->swapped) {
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register int n;
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swapl(desc,n);
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}
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desc+= 4;
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@ -3376,7 +3373,6 @@ char * desc;
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if (which&XkbCompatNameMask) {
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*((CARD32 *)desc)= (CARD32)xkb->names->compat;
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if (client->swapped) {
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register int n;
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swapl(desc,n);
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}
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desc+= 4;
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@ -3388,13 +3384,12 @@ char * desc;
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for (i=0;i<xkb->map->num_types;i++,atm++,type++) {
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*atm= (CARD32)type->name;
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if (client->swapped) {
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register int n;
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swapl(atm,n);
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}
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}
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desc= (char *)atm;
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}
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if (which&XkbKTLevelNamesMask) {
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if (which&XkbKTLevelNamesMask && xkb->map) {
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XkbKeyTypePtr type = xkb->map->types;
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register CARD32 *atm;
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for (i=0;i<rep->nTypes;i++,type++) {
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@ -3410,7 +3405,6 @@ char * desc;
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for (l=0;l<type->num_levels;l++,atm++) {
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*atm= type->level_names[l];
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if (client->swapped) {
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register unsigned n;
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swapl(atm,n);
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}
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}
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@ -3447,12 +3441,13 @@ char * desc;
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for (i=0;i<rep->nRadioGroups;i++,atm++) {
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*atm= (CARD32)xkb->names->radio_groups[i];
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if (client->swapped) {
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register unsigned n;
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swapl(atm,n);
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}
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}
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desc+= rep->nRadioGroups*4;
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}
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}
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if ((desc-start)!=(length)) {
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ErrorF("BOGUS LENGTH in write names, expected %d, got %ld\n",
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length, (unsigned long)(desc-start));
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