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When adding a hot spare, remember to lock down the main raidPtr 

structure before mucking with its contents.
This commit is contained in:
oster 1999-06-04 02:02:39 +00:00
parent 60769ea563
commit 8c39e1bf02
1 changed files with 5 additions and 1 deletions
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6
sys/dev/raidframe/rf_disks.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: rf_disks.c,v 1.9 1999/06/04 01:50:01 oster Exp $ */
/* $NetBSD: rf_disks.c,v 1.10 1999/06/04 02:02:39 oster Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
@ -791,6 +791,8 @@ rf_add_hot_spare(raidPtr, sparePtr)
return(EINVAL);
}
RF_LOCK_MUTEX(raidPtr->mutex);
/* the beginning of the spares... */
disks = &raidPtr->Disks[0][raidPtr->numCol];
@ -854,9 +856,11 @@ rf_add_hot_spare(raidPtr, sparePtr)
raidPtr->numSpare++;
RF_UNLOCK_MUTEX(raidPtr->mutex);
return (0);
fail:
RF_UNLOCK_MUTEX(raidPtr->mutex);
return(ret);
}