55 lines
1.3 KiB
Diff
55 lines
1.3 KiB
Diff
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--- iproute2-2.6.9/misc/nstat.c.bound 2004-08-31 14:32:14.000000000 -0400
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+++ iproute2-2.6.9/misc/nstat.c 2004-09-05 10:32:26.000000000 -0400
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@@ -121,14 +121,16 @@
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int nr;
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unsigned long long val;
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double rate;
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- char idbuf[256];
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+ char idbuf[sizeof(buf)];
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if (buf[0] == '#') {
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buf[strlen(buf)-1] = 0;
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if (info_source[0] && strcmp(info_source, buf+1))
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source_mismatch = 1;
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- strncpy(info_source, buf+1, sizeof(info_source)-1);
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+ info_source[0] = 0;
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+ strncat(info_source, buf+1, sizeof(info_source)-1);
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continue;
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}
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+ /* idbuf is as big as buf, so this is safe */
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nr = sscanf(buf, "%s%llu%lg", idbuf, &val, &rate);
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if (nr < 2)
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abort();
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@@ -162,7 +164,7 @@
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struct nstat_ent *n;
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while (fgets(buf, sizeof(buf), fp) != NULL) {
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- char idbuf[256];
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+ char idbuf[sizeof(buf)];
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int off;
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char *p;
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@@ -170,8 +172,9 @@
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if (!p)
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abort();
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*p = 0;
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- strcpy(idbuf, buf);
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- off = strlen(idbuf);
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+ idbuf[0] = 0;
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+ strncat(idbuf, buf, sizeof(idbuf) -1);
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+ off = p - buf;
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p += 2;
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while (*p) {
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@@ -180,7 +183,10 @@
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*next++ = 0;
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else if ((next = strchr(p, '\n')) != NULL)
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*next++ = 0;
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- strcpy(idbuf+off, p);
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+ if (off < sizeof(idbuf)) {
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+ idbuf[off] = 0;
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+ strncat(idbuf, p, sizeof(idbuf) - off - 1);
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+ }
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n = malloc(sizeof(*n));
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if (!n)
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abort();
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