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| author | Dimitri Staessens <dimitri.staessens@ugent.be> | 2018-04-26 11:18:56 +0200 |
|---|---|---|
| committer | Sander Vrijders <sander.vrijders@ugent.be> | 2018-04-26 11:56:59 +0200 |
| commit | a4b16942119a09a7292b2f910569f48efc7d7049 (patch) | |
| tree | 9a1bb8dc5f7a3957c8f2904cfa4ae0c782aba1f9 /src | |
| parent | 639a17a3ac9236494b814e51a34583b4dccd754c (diff) | |
| download | ouroboros-a4b16942119a09a7292b2f910569f48efc7d7049.tar.gz ouroboros-a4b16942119a09a7292b2f910569f48efc7d7049.zip | |
lib: Shut rx buffer down before cleanup and exit
If a program exits, it cleans its read buffer. However, another
process could still write a packet in that buffer, which would cause
the IPCP or IRMd to run into an assertion failure on shutdown. Setting
the rbuff to ACL_FLOWDOWN prevents this.
Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>
Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>
Diffstat (limited to 'src')
| -rw-r--r-- | src/lib/dev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/lib/dev.c b/src/lib/dev.c index d9589b08..edcf56ed 100644 --- a/src/lib/dev.c +++ b/src/lib/dev.c @@ -444,6 +444,7 @@ static void fini(void) for (i = 0; i < PROG_MAX_FLOWS; ++i) { if (ai.flows[i].port_id != -1) { ssize_t idx; + shm_rbuff_set_acl(ai.flows[i].rx_rb, ACL_FLOWDOWN); while ((idx = shm_rbuff_read(ai.flows[i].rx_rb)) >= 0) shm_rdrbuff_remove(ai.rdrb, idx); flow_fini(i); |