[libvirt] [PATCH] util: netdevbridge: Refactor error handling in virNetDevBridgeCreate

Replace the switch statement with a simpler if statement. This also removes the fallthrough path that coverity was complaining about. --- src/util/virnetdevbridge.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/src/util/virnetdevbridge.c b/src/util/virnetdevbridge.c index 11b03b426..cfb7ebae9 100644 --- a/src/util/virnetdevbridge.c +++ b/src/util/virnetdevbridge.c @@ -468,22 +468,17 @@ virNetDevBridgeCreate(const char *brname) if (resp->nlmsg_len < NLMSG_LENGTH(sizeof(*err))) goto malformed_resp; - switch (err->error) { - case 0: - break; - case -EOPNOTSUPP: + if (err->error < 0) { # if defined(HAVE_STRUCT_IFREQ) && defined(SIOCBRADDBR) - /* fallback to ioctl if netlink doesn't support creating - * bridges - */ - rc = virNetDevBridgeCreateWithIoctl(brname); - goto cleanup; + if (err->error == -EOPNOTSUPP) { + /* fallback to ioctl if netlink doesn't support creating + * bridges + */ + rc = virNetDevBridgeCreateWithIoctl(brname); + goto cleanup; + } # endif - /* intentionally fall through if virNetDevBridgeCreateWithIoctl() - * isn't available. - */ - ATTRIBUTE_FALLTHROUGH; - default: + virReportSystemError(-err->error, _("error creating bridge interface %s"), brname); -- 2.12.2