IB/hfi1: Suppress a compiler warning

[linux-2.6-microblaze.git] / block / blk-zoned.c

diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 08e84ef..5100091 100644 (file)
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -328,7 +328,11 @@ int blkdev_report_zones_ioctl(struct block_device *bdev, fmode_t mode,
        if (!rep.nr_zones)
                return -EINVAL;
 
-       zones = kcalloc(rep.nr_zones, sizeof(struct blk_zone), GFP_KERNEL);
+       if (rep.nr_zones > INT_MAX / sizeof(struct blk_zone))
+               return -ERANGE;
+
+       zones = kvmalloc_array(rep.nr_zones, sizeof(struct blk_zone),
+                              GFP_KERNEL | __GFP_ZERO);
        if (!zones)
                return -ENOMEM;
 
@@ -350,7 +354,7 @@ int blkdev_report_zones_ioctl(struct block_device *bdev, fmode_t mode,
        }
 
  out:
-       kfree(zones);
+       kvfree(zones);
 
        return ret;
 }