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FD_SET: dump NULL-check that hides usage error, dump non-standard FD_SET_VAL

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goldsimon
2015-09-24 15:21:03 +02:00
parent b0917d987a
commit 5ad743e182
2 changed files with 5 additions and 10 deletions
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6
src/api/sockets.c
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@@ -1337,19 +1337,19 @@ lwip_selscan(int maxfdp1, fd_set *readset_in, fd_set *writeset_in, fd_set *excep
/* ... then examine it: */
/* See if netconn of this socket is ready for read */
if (readset_in && FD_ISSET(i, readset_in) && ((lastdata != NULL) || (rcvevent > 0))) {
FD_SET_VAL(i, lreadset);
FD_SET(i, &lreadset);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_selscan: fd=%d ready for reading\n", i));
nready++;
}
/* See if netconn of this socket is ready for write */
if (writeset_in && FD_ISSET(i, writeset_in) && (sendevent != 0)) {
FD_SET_VAL(i, lwriteset);
FD_SET(i, &lwriteset);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_selscan: fd=%d ready for writing\n", i));
nready++;
}
/* See if netconn of this socket had an error */
if (exceptset_in && FD_ISSET(i, exceptset_in) && (errevent != 0)) {
FD_SET_VAL(i, lexceptset);
FD_SET(i, &lexceptset);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_selscan: fd=%d ready for exception\n", i));
nready++;
}