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authorStephen M. Cameron <scameron@beardog.cca.cpqcorp.net>2008-07-04 18:59:40 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-04 19:40:06 +0200
commit77b96bd7e5ee0b44aed1b77fef5949bc19e8301f (patch)
treefde7111a9cc7ebbaba74df7214e2a4ec024d011f /drivers/block
parentUpdate taskstats-struct document for scaled time accounting (diff)
downloadlinux-77b96bd7e5ee0b44aed1b77fef5949bc19e8301f.tar.xz
linux-77b96bd7e5ee0b44aed1b77fef5949bc19e8301f.zip
cciss: fix regression that no device nodes are created if no logical drives are configured.
Fix regression in cciss driver that if no logical drives are configured, no device nodes at all get created. Signed-off-by: Stephen M. Cameron <scameron@beardog.cca.cpqcorp.net> Acked-by: Mike Miller <mike.miller@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/cciss.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 5f1e1cc6165a..f5521051a8dc 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3546,6 +3546,10 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
for (j = 0; j <= hba[i]->highest_lun; j++)
add_disk(hba[i]->gendisk[j]);
+ /* we must register the controller even if no disks exist */
+ if (hba[i]->highest_lun == -1)
+ add_disk(hba[i]->gendisk[0]);
+
return 1;
clean4: