queue_epoll: change fprintf(stderr, ...) to use warn()

This makes it easier alter how/if we write to stderr.

1 files changed, 3 insertions, 4 deletions

diff --git a/queue_epoll.c b/queue_epoll.c
index 1323a91..ab289c7 100644
--- a/queue_epoll.c
+++ b/queue_epoll.c
@@ -43,10 +43,9 @@ __attribute__((constructor)) static void epoll_ctl_mod_buggy_detect(void)
 
         rc = sscanf(buf.release, "%u.%u.%u", &version, &patchlevel, &sublevel);
         if (rc != 3) {
-                fprintf(stderr,
-                        "sscanf failed to parse kernel version: %s (rc=%d), "
-                        "assuming EPOLL_CTL_MOD is buggy on SMP",
-                        buf.release, rc);
+                warn("sscanf failed to parse kernel version: %s (rc=%d), "
+                     "assuming EPOLL_CTL_MOD is buggy on SMP",
+                     buf.release, rc);
                 epoll_ctl_mod_buggy = true;
                 return;
         }