[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 3/4] libxl/remus: Change the assert for info to an return
The assert(info) is after quite a lot of manipulations on 'info' - which makes the assert pointless because if info was NULL it would have crashed earlier. Remove it and make it an return. Also since most of the error paths are for the same rc, unify them. CC: Wen Congyang <wency@xxxxxxxxxxxxxx> CC: Yang Hongyang <hongyang.yang@xxxxxxxxxxxx> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> --- tools/libxl/libxl.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c index 548e2e2..228b241 100644 --- a/tools/libxl/libxl.c +++ b/tools/libxl/libxl.c @@ -847,13 +847,14 @@ int libxl_domain_remus_start(libxl_ctx *ctx, libxl_domain_remus_info *info, { AO_CREATE(ctx, domid, ao_how); libxl__domain_suspend_state *dss; - int rc; + int rc = ERROR_FAIL; libxl_domain_type type = libxl__domain_type(gc, domid); - if (type == LIBXL_DOMAIN_TYPE_INVALID) { - rc = ERROR_FAIL; + if (type == LIBXL_DOMAIN_TYPE_INVALID) + goto out; + + if (!info) goto out; - } libxl_defbool_setdefault(&info->allow_unsafe, false); libxl_defbool_setdefault(&info->blackhole, false); @@ -867,7 +868,6 @@ int libxl_domain_remus_start(libxl_ctx *ctx, libxl_domain_remus_info *info, !libxl_defbool_val(info->diskbuf))) { LOG(ERROR, "Unsafe mode must be enabled to replicate to /dev/null," "disable network buffering and disk replication"); - rc = ERROR_FAIL; goto out; } @@ -883,8 +883,7 @@ int libxl_domain_remus_start(libxl_ctx *ctx, libxl_domain_remus_info *info, dss->debug = 0; dss->remus = info; - assert(info); - + rc = 0; /* Point of no return */ libxl__remus_setup(egc, dss); return AO_INPROGRESS; -- 2.1.0 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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