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authorHannes Reinecke <hare@suse.de>2006-09-01 15:50:23 +0200
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-09-02 13:37:47 -0500
commit69bdd88ca2670c321fef774e77059516f836c6f2 (patch)
tree4df0e1cc0bc90306762db2b0591dc7a067952365
parent01dfc7fc56f4b7ec0e5344ab44fcf673ebfbf7fa (diff)
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op-kernel-dev-69bdd88ca2670c321fef774e77059516f836c6f2.tar.gz
[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: Mike Anderson <andmike@us.ibm.com> Acked-by: Chris Mason <mason@suse.com> Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
-rw-r--r--drivers/scsi/sd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 98bd3aa..638cff4 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -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) {
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