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| author | Kozlov Dmitry <xeb@mail.ru> | 2012-11-27 11:27:47 +0400 |
|---|---|---|
| committer | Kozlov Dmitry <xeb@mail.ru> | 2012-11-27 11:27:47 +0400 |
| commit | 1289fd4fca1b6900295da524d078a594869d84e6 (patch) | |
| tree | 591187f52b092a48dde1a616abf2a3176adba15c | |
| parent | 310c21779c06f69bf83e006c4f568f2f24fac1eb (diff) | |
| download | accel-ppp-1289fd4fca1b6900295da524d078a594869d84e6.tar.gz accel-ppp-1289fd4fca1b6900295da524d078a594869d84e6.zip | |
cli: check xmit_buf is not null at enter to write function
| -rw-r--r-- | accel-pppd/cli/tcp.c | 3 | ||||
| -rw-r--r-- | accel-pppd/cli/telnet.c | 5 |
2 files changed, 7 insertions, 1 deletions
diff --git a/accel-pppd/cli/tcp.c b/accel-pppd/cli/tcp.c index b2ed9105..da28ff72 100644 --- a/accel-pppd/cli/tcp.c +++ b/accel-pppd/cli/tcp.c @@ -192,6 +192,9 @@ static int cln_write(struct triton_md_handler_t *h) struct tcp_client_t *cln = container_of(h, typeof(*cln), hnd); int k; + if (!cln->xmit_buf) + return 0; + while (1) { for (; cln->xmit_pos < cln->xmit_buf->size; cln->xmit_pos += k) { k = write(cln->hnd.fd, cln->xmit_buf->buf + cln->xmit_pos, cln->xmit_buf->size - cln->xmit_pos); diff --git a/accel-pppd/cli/telnet.c b/accel-pppd/cli/telnet.c index 7409767c..4635cab6 100644 --- a/accel-pppd/cli/telnet.c +++ b/accel-pppd/cli/telnet.c @@ -501,7 +501,10 @@ static int cln_write(struct triton_md_handler_t *h) { struct telnet_client_t *cln = container_of(h, typeof(*cln), hnd); int k; - + + if (!cln->xmit_buf) + return 0; + while (1) { for (; cln->xmit_pos < cln->xmit_buf->size; cln->xmit_pos += k) { k = write(cln->hnd.fd, cln->xmit_buf->buf + cln->xmit_pos, cln->xmit_buf->size - cln->xmit_pos); |