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authorSimon Rettberg2020-06-10 16:14:50 +0200
committerSimon Rettberg2020-06-10 16:14:50 +0200
commitcbd74e10a3e7fe4ae27e32d91e2b1cd1b95e3729 (patch)
treeb82fb7bbfd7a058215e2143d8d8d53a4e4ec733a /src
parent[SERVER] Likewise, flush entire payload on RTT measurement (diff)
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[SERVER] Know when to stop
Diffstat (limited to 'src')
-rw-r--r--src/server/altservers.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/server/altservers.c b/src/server/altservers.c
index fbbac81..838a475 100644
--- a/src/server/altservers.c
+++ b/src/server/altservers.c
@@ -598,7 +598,7 @@ static void altservers_findUplinkInternal(dnbd3_uplink_t *uplink)
char buffer[DNBD3_BLOCK_SIZE];
uint32_t todo = length;
ssize_t ret;
- while ( ( ret = recv( sock, buffer, MIN( DNBD3_BLOCK_SIZE, todo ), MSG_WAITALL ) ) > 0 ) {
+ while ( todo != 0 && ( ret = recv( sock, buffer, MIN( DNBD3_BLOCK_SIZE, todo ), MSG_WAITALL ) ) > 0 ) {
todo -= (uint32_t)ret;
}
if ( todo != 0 ) {