fabrics: align identify command payload

The payload should be properly aligned.

Signed-off-by: Daniel Wagner <dwagner@suse.de>

diff --git a/fabrics.c b/fabrics.c
index 0f55c6175af184cdd294f5f6d1690af0b88fe22c..e081d96393b3c996ead44f40ce21b792979f8095 100644 (file)
--- a/fabrics.c
+++ b/fabrics.c
@@ -199,6 +199,7 @@ static nvme_ctrl_t create_discover_ctrl(nvme_root_t r, nvme_host_t h,
                                        struct nvme_fabrics_config *cfg,
                                        struct tr_config *trcfg)
 {
+       _cleanup_free_ struct nvme_id_ctrl *id = NULL;
        nvme_ctrl_t c;
 
        c = __create_discover_ctrl(r, h, cfg, trcfg);
@@ -208,10 +209,12 @@ static nvme_ctrl_t create_discover_ctrl(nvme_root_t r, nvme_host_t h,
        if (nvme_ctrl_is_unique_discovery_ctrl(c))
                return c;
 
-       /* Find out the name of discovery controller */
-       struct nvme_id_ctrl id = { 0 };
+       id = nvme_alloc(sizeof(*id));
+       if (!id)
+               return NULL;
 
-       if (nvme_ctrl_identify(c, &id)) {
+       /* Find out the name of discovery controller */
+       if (nvme_ctrl_identify(c, id)) {
                fprintf(stderr, "failed to identify controller, error %s\n",
                        nvme_strerror(errno));
                nvme_disconnect_ctrl(c);
@@ -219,7 +222,7 @@ static nvme_ctrl_t create_discover_ctrl(nvme_root_t r, nvme_host_t h,
                return NULL;
        }
 
-       if (!strcmp(id.subnqn, NVME_DISC_SUBSYS_NAME))
+       if (!strcmp(id->subnqn, NVME_DISC_SUBSYS_NAME))
                return c;
 
        /*
@@ -229,7 +232,7 @@ static nvme_ctrl_t create_discover_ctrl(nvme_root_t r, nvme_host_t h,
        nvme_disconnect_ctrl(c);
        nvme_free_ctrl(c);
 
-       trcfg->subsysnqn = id.subnqn;
+       trcfg->subsysnqn = id->subnqn;
        return __create_discover_ctrl(r, h, cfg, trcfg);
 }