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Commit 69bdd88c authored by Hannes Reinecke's avatar Hannes Reinecke Committed by James Bottomley
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[SCSI] Wrong size information for devices with disabled read access 



When accessing a device with disabled read access the capacity is set
randomly to 1GB. This makes it impossible to userspace tools to detect
invalid device capacities.

Signed-off-by: default avatarMike Anderson <andmike@us.ibm.com>
Acked-by: default avatarChris Mason <mason@suse.com>
Signed-off-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 01dfc7fc

drivers/scsi/sd.c

+1 −1
Original line number Diff line number Diff line
@@ -1215,7 +1215,7 @@ repeat: 
		/* Either no media are present but the drive didn't tell us,

		   or they are present but the read capacity command fails */

		/* sdkp->media_present = 0; -- not always correct */

		sdkp->capacity = 0x200000; /* 1 GB - random */

		sdkp->capacity = 0; /* unknown mapped to zero - as usual */



		return;

	} else if (the_result && longrc) {