monitor: Fix return type of monitor_fdset_dup_fd_find

monitor_fdset_dup_fd_find_remove() and monitor_fdset_dup_fd_find()
return mon_fdset->id which is int64_t. Downcasting from int64_t to int
leads to a bug with removing fd from fdset with id >= 2^32.
So, fix return types for these function.

Signed-off-by: Yury Kotov <yury-kotov@yandex-team.ru>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190523094433.30297-1-yury-kotov@yandex-team.ru>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/monitor.c b/monitor.c
index 5c5cbe254a..dce3496920 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2604,7 +2604,7 @@ err:
     return -1;
 }
 
-static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
+static int64_t monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
 {
     MonFdset *mon_fdset;
     MonFdsetFd *mon_fdset_fd_dup;
@@ -2632,7 +2632,7 @@ err:
     return -1;
 }
 
-int monitor_fdset_dup_fd_find(int dup_fd)
+int64_t monitor_fdset_dup_fd_find(int dup_fd)
 {
     return monitor_fdset_dup_fd_find_remove(dup_fd, false);
 }