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In read_sum_head(): if we read a negative checksum count, die

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with an error.
This commit is contained in:
Wayne Davison committed 2006-02-27 03:12:26 +00:00
1 parent d775372a34
commit c638caa63e
1 file changed
+5
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io.c
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@@ -948,6 +948,11 @@ int read_vstring(int f, char *buf, int bufsize)
void read_sum_head(int f, struct sum_struct *sum)
{
sum->count = read_int(f);
if (sum->count < 0) {
rprintf(FERROR, "Invalid checksum count %ld [%s]\n",
(long)sum->count, who_am_i());
exit_cleanup(RERR_PROTOCOL);
}
sum->blength = read_int(f);
if (sum->blength < 0 || sum->blength > MAX_BLOCK_SIZE) {
rprintf(FERROR, "Invalid block length %ld [%s]\n",