Use 64-bit quantities for partition size when writing MBR.

[lwext4.git] / src / ext4_mbr.c

diff --git a/src/ext4_mbr.c b/src/ext4_mbr.c
index 0376545e00cc6119870a636684f35eca9dd8afa4..c143c02889291bb389911751ca8704426a75caff 100644 (file)
--- a/src/ext4_mbr.c
+++ b/src/ext4_mbr.c
@@ -166,8 +166,8 @@ int ext4_mbr_write(struct ext4_blockdev *parent, struct ext4_mbr_parts *parts, u
                if (!cyl_part)
                        continue;
 
-               uint32_t part_start = cyl_it * cyl_size;
-               uint32_t part_size = cyl_part * cyl_size;
+               uint64_t part_start = ((uint64_t) cyl_it) * cyl_size;
+               uint64_t part_size = ((uint64_t) cyl_part) * cyl_size;
 
                if (i == 0) {
                        part_start += 63;