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-rw-r--r--lib/asyn-ares.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/asyn-ares.c b/lib/asyn-ares.c
index 12f35e412..fb3d3fec0 100644
--- a/lib/asyn-ares.c
+++ b/lib/asyn-ares.c
@@ -373,7 +373,6 @@ CURLcode Curl_resolver_wait_resolv(struct connectdata *conn,
/* Wait for the name resolve query to complete. */
while(!result) {
struct timeval *tvp, tv, store;
- long timediff;
int itimeout;
int timeout_ms;
@@ -402,8 +401,13 @@ CURLcode Curl_resolver_wait_resolv(struct connectdata *conn,
result = CURLE_ABORTED_BY_CALLBACK;
else {
struct timeval now2 = Curl_tvnow();
- timediff = Curl_tvdiff(now2, now); /* spent time */
- timeout -= timediff?timediff:1; /* always deduct at least 1 */
+ time_t timediff = Curl_tvdiff(now2, now); /* spent time */
+ if(timediff <= 0)
+ timeout -= 1; /* always deduct at least 1 */
+ else if(timediff > timeout)
+ timeout = -1;
+ else
+ timeout -= (long)timediff;
now = now2; /* for next loop */
}
if(timeout < 0)