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MINOR: quic: Fix potential null pointer dereference

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Fix compilation warnings about non initialized pointers.

This partially address #1445 github issue.
This commit is contained in:
Frédéric Lécaille 2021-11-08 11:23:17 +01:00 committed by Amaury Denoyelle
parent b9ce14e5a2
commit c4becf5424
2 changed files with 10 additions and 1 deletions
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9
src/quic_sock.c
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@ -178,7 +178,7 @@ void quic_sock_fd_iocb(int fd)
struct rxbuf *rxbuf;
struct buffer *buf;
struct listener *l = objt_listener(fdtab[fd].owner);
struct quic_transport_params *params = &l->bind_conf->quic_params;
struct quic_transport_params *params;
/* Source address */
struct sockaddr_storage saddr = {0};
size_t max_sz;
@ -186,11 +186,18 @@ void quic_sock_fd_iocb(int fd)
BUG_ON(!l);
if (!l)
return;
if (!(fdtab[fd].state & FD_POLL_IN) || !fd_recv_ready(fd))
return;
rxbuf = MT_LIST_POP(&l->rx.rxbuf_list, typeof(rxbuf), mt_list);
buf = &rxbuf->buf;
if (!buf)
goto out;
params = &l->bind_conf->quic_params;
max_sz = params->max_udp_payload_size;
if (b_contig_space(buf) < max_sz) {
/* Note that when we enter this function, <buf> is always empty */

2
src/xprt_quic.c
View File

@ -3309,6 +3309,7 @@ static ssize_t qc_srv_pkt_rcv(unsigned char **buf, const unsigned char *end,
struct quic_enc_level *qel;
qc = NULL;
qel = NULL;
TRACE_ENTER(QUIC_EV_CONN_SPKT);
if (end <= *buf)
goto err;
@ -3461,6 +3462,7 @@ static ssize_t qc_lstnr_pkt_rcv(unsigned char **buf, const unsigned char *end,
qc = NULL;
conn_ctx = NULL;
qel = NULL;
TRACE_ENTER(QUIC_EV_CONN_LPKT, NULL, pkt);
if (end <= *buf)
goto err;