mdadm/super1: It needs to specify int32 for bitmap_offset
For super1.0 bitmap offset is -16. So it needs to use int type for bitmap offset.
Fixes: 1fe2e10073
(mdadm/bitmap: locate bitmap calcuate bitmap position wrongly)
Signed-off-by: Xiao Ni <xni@redhat.com>
Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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super1.c
2
super1.c
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@ -2631,7 +2631,7 @@ static int locate_bitmap1(struct supertype *st, int fd, int node_num)
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else
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ret = -1;
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offset = __le64_to_cpu(sb->super_offset) + __le32_to_cpu(sb->bitmap_offset);
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offset = __le64_to_cpu(sb->super_offset) + (int32_t)__le32_to_cpu(sb->bitmap_offset);
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if (node_num) {
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bms = (bitmap_super_t*)(((char*)sb)+MAX_SB_SIZE);
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bm_sectors_per_node = calc_bitmap_size(bms, 4096) >> 9;
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