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authorDimitri Staessens <dimitri.staessens@ugent.be>2018-03-16 13:07:15 +0100
committerSander Vrijders <sander.vrijders@ugent.be>2018-03-16 13:44:08 +0100
commita6a83171d5c7d09301ffd52ac9ea5c67758714ee (patch)
treebe106853b1ff89b7a7686cda2114dea28f662693 /src/ipcpd/normal/pol
parent67729ef3efaa7925816a82688744c8c5c29f4ce3 (diff)
downloadouroboros-a6a83171d5c7d09301ffd52ac9ea5c67758714ee.tar.gz
ouroboros-a6a83171d5c7d09301ffd52ac9ea5c67758714ee.zip
ipcpd: Fix reading LSAs in link-state policy0.10.7
The read buffer had the exact length of a link-state message. With the partial read implemented, we should then do another read() to check if there are more parts of the message (which will return 0). To avoid the additional read() call every time, the buffer was extended by 1 byte. Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be> Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>
Diffstat (limited to 'src/ipcpd/normal/pol')
-rw-r--r--src/ipcpd/normal/pol/link_state.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/ipcpd/normal/pol/link_state.c b/src/ipcpd/normal/pol/link_state.c
index 61469b94..7aa7faf7 100644
--- a/src/ipcpd/normal/pol/link_state.c
+++ b/src/ipcpd/normal/pol/link_state.c
@@ -655,7 +655,7 @@ static void * lsreader(void * o)
{
fqueue_t * fq;
int ret;
- uint8_t buf[sizeof(struct lsa)];
+ uint8_t buf[sizeof(struct lsa) + 1];
int fd;
qosspec_t qs;
struct lsa * msg;
@@ -680,7 +680,7 @@ static void * lsreader(void * o)
}
while ((fd = fqueue_next(fq)) >= 0) {
- len = flow_read(fd, buf, sizeof(*msg));
+ len = flow_read(fd, buf, sizeof(*msg) + 1);
if (len <= 0 || len != sizeof(*msg))
continue;