From: Xiao Ni <xni@redhat.com>
Date: Sat, 18 Mar 2017 02:33:45 +0000 (+0800)
Subject: mdadm: Forced type conversion to avoid truncation
X-Git-Tag: mdadm-4.1-rc1~249
X-Git-Url: http://git.ipfire.org/?p=thirdparty%2Fmdadm.git;a=commitdiff_plain;h=5b97512954e9710fd45ab5778bf679205c35892d

mdadm: Forced type conversion to avoid truncation

Gcc reports it needs 19 bytes to right to disk->serial. Because the
type of argument i is int. But the meaning of i is failed disk
number. So it doesn't need to use 19 bytes.  Just add a type
conversion to avoid this building error

Signed-off-by: Xiao Ni <xni@redhat.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@gmail.com>
---

diff --git a/super-intel.c b/super-intel.c
index 343f20d5..e1618f1c 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -5228,7 +5228,7 @@ static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
 			disk->status = CONFIGURED_DISK | FAILED_DISK;
 			disk->scsi_id = __cpu_to_le32(~(__u32)0);
 			snprintf((char *) disk->serial, MAX_RAID_SERIAL_LEN,
-				 "missing:%d", i);
+				 "missing:%d", (__u8)i);
 		}
 		find_missing(super);
 	} else {