Detail: Reinstate support for not having sysfs

While sysfs support will hopefully go away eventually, lets not break
it unnecessarily for now.

Fixes: 901d5ee ("Detail: Stop bothering about md drivers older than 0.90.00")
Signed-off-by: Jes Sorensen <jsorensen@fb.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/Detail.c b/Detail.c
index ceb21b15..ef2370ce 100644
--- a/Detail.c
+++ b/Detail.c
@@ -88,9 +88,11 @@ int Detail(char *dev, struct context *c)
 	}
 	sra = sysfs_read(fd, NULL, GET_VERSION | GET_DEVS | GET_ARRAY_STATE);
 	if (!sra) {
-		pr_err("%s does not appear to be an md device\n", dev);
-		close(fd);
-		return rv;
+		if (md_get_array_info(fd, &array)) {
+			pr_err("%s does not appear to be an md device\n", dev);
+			close(fd);
+			return rv;
+		}
 	}
 	external = (sra != NULL && sra->array.major_version == -1 &&
 		    sra->array.minor_version == -2);