nvme-fabrics: parse nvme connect Linux error codes

This fixes the assumption that errval is an unsigned nvme error

Signed-off-by: Amit Engel <amit.engel@dell.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 5207a23..83b5053 100644 (file)
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -270,6 +270,12 @@ static void nvmf_log_connect_error(struct nvme_ctrl *ctrl,
 {
        int err_sctype = errval & ~NVME_SC_DNR;
 
+       if (errval < 0) {
+               dev_err(ctrl->device,
+                       "Connect command failed, errno: %d\n", errval);
+               return;
+       }
+
        switch (err_sctype) {
        case NVME_SC_CONNECT_INVALID_PARAM:
                if (offset >> 16) {