38 lines
1 KiB
C
38 lines
1 KiB
C
--- common/device.c 1996/09/21 13:49:16 1.1
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+++ common/device.c 2000/02/20 17:45:33 1.4
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@@ -111,7 +113,8 @@
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{
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struct if_info *p, tmp;
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- strcpy(tmp.if_name,ifname);
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+ strncpy(tmp.if_name,ifname,sizeof(tmp.if_name) - 1);
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+ tmp.if_name[sizeof(tmp.if_name) - 1] = 0;
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tmp.iopen = pfInit;
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switch (proto) {
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@@ -138,7 +141,8 @@
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p->next = iflist;
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iflist = p;
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- strcpy(p->if_name,tmp.if_name);
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+ strncpy(p->if_name,tmp.if_name, IFNAME_SIZE -1);
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+ p->if_name[IFNAME_SIZE -1] = 0;
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p->iopen = tmp.iopen;
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p->write = pfWrite;
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p->read = tmp.read;
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@@ -185,12 +199,12 @@
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if ((strlen(dev) == 2) &&
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(dev[0] == 'e') &&
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((dev[1] == 'n') || (dev[1] == 't'))) {
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- sprintf(interface,"ent%d\0",unit);
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+ snprintf(interface,sizeof(interface),"ent%d\0",unit);
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} else {
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- sprintf(interface,"%s%d\0",dev,unit);
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+ snprintf(interface,sizeof(interface),"%s%d\0",dev,unit);
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}
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#else
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- sprintf(interface,"%s",ifname);
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+ snprintf(interface,sizeof(interface),"%s",ifname);
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#endif /* _AIX */
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/* Ok, init it just once */
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