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author | Ingo Molnar <mingo@elte.hu> | 2009-01-11 02:51:06 +0300 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-11 02:51:06 +0300 |
commit | 0811a433c61e85f895018239c4466a36311cd5de (patch) | |
tree | 276933e518e5525d24ae37b02df2db9909679260 /drivers/mtd/ssfdc.c | |
parent | c299030765292434b73572f9bcfe84951ff06614 (diff) | |
parent | 3d14bdad40315b54470cb7812293d14c8af2bf7d (diff) | |
download | linux-0811a433c61e85f895018239c4466a36311cd5de.tar.xz |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'drivers/mtd/ssfdc.c')
-rw-r--r-- | drivers/mtd/ssfdc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mtd/ssfdc.c b/drivers/mtd/ssfdc.c index 33a5d6ed6f18..3f67e00d98e0 100644 --- a/drivers/mtd/ssfdc.c +++ b/drivers/mtd/ssfdc.c @@ -294,7 +294,8 @@ static void ssfdcr_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd) int cis_sector; /* Check for small page NAND flash */ - if (mtd->type != MTD_NANDFLASH || mtd->oobsize != OOB_SIZE) + if (mtd->type != MTD_NANDFLASH || mtd->oobsize != OOB_SIZE || + mtd->size > UINT_MAX) return; /* Check for SSDFC format by reading CIS/IDI sector */ @@ -316,7 +317,7 @@ static void ssfdcr_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd) ssfdc->cis_block = cis_sector / (mtd->erasesize >> SECTOR_SHIFT); ssfdc->erase_size = mtd->erasesize; - ssfdc->map_len = mtd->size / mtd->erasesize; + ssfdc->map_len = (u32)mtd->size / mtd->erasesize; DEBUG(MTD_DEBUG_LEVEL1, "SSFDC_RO: cis_block=%d,erase_size=%d,map_len=%d,n_zones=%d\n", @@ -327,7 +328,7 @@ static void ssfdcr_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd) ssfdc->heads = 16; ssfdc->sectors = 32; get_chs(mtd->size, NULL, &ssfdc->heads, &ssfdc->sectors); - ssfdc->cylinders = (unsigned short)((mtd->size >> SECTOR_SHIFT) / + ssfdc->cylinders = (unsigned short)(((u32)mtd->size >> SECTOR_SHIFT) / ((long)ssfdc->sectors * (long)ssfdc->heads)); DEBUG(MTD_DEBUG_LEVEL1, "SSFDC_RO: using C:%d H:%d S:%d == %ld sects\n", |