scsi: Correct allocation of block-device name

This should be allocated so that it does not go out of scope. Fix this and
set the log category while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index a020a7d..f7add08 100644 (file)
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -4,6 +4,8 @@
  * Denis Peter, MPL AG Switzerland
  */
 
+#define LOG_CATEGORY   UCLASS_SCSI
+
 #include <common.h>
 #include <blk.h>
 #include <bootstage.h>
@@ -558,7 +560,7 @@ static int do_scsi_scan_one(struct udevice *dev, int id, int lun, bool verbose)
        struct udevice *bdev;
        struct blk_desc bd;
        struct blk_desc *bdesc;
-       char str[10];
+       char str[10], *name;
 
        /*
         * detect the scsi driver to get information about its geometry (block
@@ -574,12 +576,16 @@ static int do_scsi_scan_one(struct udevice *dev, int id, int lun, bool verbose)
        * block devices created
        */
        snprintf(str, sizeof(str), "id%dlun%d", id, lun);
-       ret = blk_create_devicef(dev, "scsi_blk", str, UCLASS_SCSI, -1,
+       name = strdup(str);
+       if (!name)
+               return log_msg_ret("nam", -ENOMEM);
+       ret = blk_create_devicef(dev, "scsi_blk", name, UCLASS_SCSI, -1,
                                 bd.blksz, bd.lba, &bdev);
        if (ret) {
                debug("Can't create device\n");
                return ret;
        }
+       device_set_name_alloced(bdev);
 
        bdesc = dev_get_uclass_plat(bdev);
        bdesc->target = id;