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| author | Daniel De Graaf <dgdegra@tycho.nsa.gov> | 2011-11-01 18:25:17 +0000 |
|---|---|---|
| committer | Daniel De Graaf <dgdegra@tycho.nsa.gov> | 2011-11-01 18:25:17 +0000 |
| commit | b9917457d5fb8b23f4b66296aec29e48058b9a29 (patch) | |
| tree | 079524ea94d69307f19514786ff21f7be0c0b481 /tools/xenstore | |
| parent | 33ca1047cba8e385f9b9f433627ed6c116bd4157 (diff) | |
| download | xen-b9917457d5fb8b23f4b66296aec29e48058b9a29.tar.gz xen-b9917457d5fb8b23f4b66296aec29e48058b9a29.tar.bz2 xen-b9917457d5fb8b23f4b66296aec29e48058b9a29.zip | |
xenstored: Fix processing of zero-length messages
When a message with zero length is sent to xenstore, the body of the
message was not processed until the socket or ring had more data to
read; this will cause deadlocks if the requestor is waiting on a
response to continue.
Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>
Diffstat (limited to 'tools/xenstore')
| -rw-r--r-- | tools/xenstore/xenstored_core.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/tools/xenstore/xenstored_core.c b/tools/xenstore/xenstored_core.c index 5d308cad86..9e6c2c7baf 100644 --- a/tools/xenstore/xenstored_core.c +++ b/tools/xenstore/xenstored_core.c @@ -1297,7 +1297,6 @@ static void handle_input(struct connection *conn) goto bad_client; in->used = 0; in->inhdr = false; - return; } bytes = conn->read(conn, in->buffer + in->used, |