From 51fbd894ddadd6a1bc4cb72de8ac4e92c013bd36 Mon Sep 17 00:00:00 2001 From: Robert Wing Date: Wed, 19 Jan 2022 08:40:06 -0900 Subject: [PATCH] bhyve/snapshot: fix pthread_create() error check pthread_create() returns 0 on success or an error number on failure. Reviewed by: khng, markj Differential Revision: https://reviews.freebsd.org/D33930 --- usr.sbin/bhyve/snapshot.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/usr.sbin/bhyve/snapshot.c b/usr.sbin/bhyve/snapshot.c index 1a06c3e8d06..4c2cbed2c14 100644 --- a/usr.sbin/bhyve/snapshot.c +++ b/usr.sbin/bhyve/snapshot.c @@ -1520,7 +1520,7 @@ init_checkpoint_thread(struct vmctx *ctx) int socket_fd; pthread_t checkpoint_pthread; char vmname_buf[MAX_VMNAME]; - int ret, err = 0; + int err; memset(&addr, 0, sizeof(addr)); @@ -1555,12 +1555,10 @@ init_checkpoint_thread(struct vmctx *ctx) checkpoint_info->ctx = ctx; checkpoint_info->socket_fd = socket_fd; - ret = pthread_create(&checkpoint_pthread, NULL, checkpoint_thread, + err = pthread_create(&checkpoint_pthread, NULL, checkpoint_thread, checkpoint_info); - if (ret < 0) { - err = ret; + if (err != 0) goto fail; - } return (0); fail: