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[SCSI] sd: Fix overflow with big physical blocks
authorMartin K. Petersen <martin.petersen@oracle.com>
Tue, 28 Sep 2010 18:48:47 +0000 (14:48 -0400)
committerJames Bottomley <James.Bottomley@suse.de>
Mon, 11 Oct 2010 22:33:20 +0000 (17:33 -0500)
commit526f7c7950bbf1271e59177d70d74438c2ef96de
tree5e8550890534e73a307e53707d68ccbedaac62aftree | snapshot (tar.gz zip)
parent3e51d3c924aea8a1f1372e6c615b0a37b528121dcommit | diff
[SCSI] sd: Fix overflow with big physical blocks

The hw_sector_size variable could overflow if a device reported huge
physical blocks.  Switch to the more accurate physical_block_size
terminology and make sure we use an unsigned int to match the range
permitted by READ CAPACITY(16).

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
drivers/scsi/sd.c diff | blob | blame | history
drivers/scsi/sd.h diff | blob | blame | history