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Add check on num fds

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This commit is contained in:
Alfredo Cardigliano 2025-12-03 14:40:17 +01:00
parent d155a0cf6d
commit c1de185d2c
1 changed files with 5 additions and 0 deletions
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5
src/Utils.cpp
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@ -6045,6 +6045,11 @@ int Utils::pollSocket(int sock, int timeout /* msec */) {
fd_set rset;
struct timeval tv;
if (sock > FD_SETSIZE) {
ntop->getTrace()->traceEvent(TRACE_WARNING, "Unable to poll socket %d (too many file descriptors)");
return -1;
}
FD_ZERO(&rset);
FD_SET(sock, &rset);