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-rw-r--r--drivers/md/dm-snap.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 3a3ba46e6d4b..d135212958f1 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1152,10 +1152,11 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
1152 unsigned sz = 0; 1152 unsigned sz = 0;
1153 struct dm_snapshot *snap = ti->private; 1153 struct dm_snapshot *snap = ti->private;
1154 1154
1155 down_write(&snap->lock);
1156
1157 switch (type) { 1155 switch (type) {
1158 case STATUSTYPE_INFO: 1156 case STATUSTYPE_INFO:
1157
1158 down_write(&snap->lock);
1159
1159 if (!snap->valid) 1160 if (!snap->valid)
1160 DMEMIT("Invalid"); 1161 DMEMIT("Invalid");
1161 else { 1162 else {
@@ -1171,6 +1172,9 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
1171 else 1172 else
1172 DMEMIT("Unknown"); 1173 DMEMIT("Unknown");
1173 } 1174 }
1175
1176 up_write(&snap->lock);
1177
1174 break; 1178 break;
1175 1179
1176 case STATUSTYPE_TABLE: 1180 case STATUSTYPE_TABLE:
@@ -1185,8 +1189,6 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
1185 break; 1189 break;
1186 } 1190 }
1187 1191
1188 up_write(&snap->lock);
1189
1190 return 0; 1192 return 0;
1191} 1193}
1192 1194