sysfs: Make sysfs_init() return an error code

Rather than have the caller inspect the returned content, return an
error code from sysfs_init(). In addition make all callers actually
check it.

Signed-off-by: Jes Sorensen <Jes.Sorensen@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/mdadm.h b/mdadm.h
index 084bc97..612bd86 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -639,7 +639,7 @@ enum sysfs_read_flags {
  * else use devnm.
  */
 extern int sysfs_open(char *devnm, char *devname, char *attr);
-extern void sysfs_init(struct mdinfo *mdi, int fd, char *devnm);
+extern int sysfs_init(struct mdinfo *mdi, int fd, char *devnm);
 extern void sysfs_init_dev(struct mdinfo *mdi, unsigned long devid);
 extern void sysfs_free(struct mdinfo *sra);
 extern struct mdinfo *sysfs_read(int fd, char *devnm, unsigned long options);