summaryrefslogtreecommitdiff
path: root/drivers/scsi/sg.c
diff options
context:
space:
mode:
authorAnton Blanchard <anton@samba.org>2007-10-26 14:00:14 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-10-29 09:18:03 +0100
commit30fa0d0f0c0ab2aa0d4c2f88eda49eaa19ea6f8d (patch)
tree1d6ef70f9e3b512c34c5ae7082eccf8464801f43 /drivers/scsi/sg.c
parentacd054a5ef401e03e0047b487e572442614f81e5 (diff)
Initialise scatter/gather list in sg driver
After turning on DEBUG_SG I hit a fail: kernel BUG at include/linux/scatterlist.h:50! sg_build_indirect sg_build_reserve sg_open chrdev_open __dentry_open do_filp_open do_sys_open We should initialise the sg list when we allocate it in sg_build_sgat. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/scsi/sg.c')
-rw-r--r--drivers/scsi/sg.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index b5fa4f091387..f1871ea04045 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1652,6 +1652,7 @@ sg_build_sgat(Sg_scatter_hold * schp, const Sg_fd * sfp, int tablesize)
schp->buffer = kzalloc(sg_bufflen, gfp_flags);
if (!schp->buffer)
return -ENOMEM;
+ sg_init_table(schp->buffer, tablesize);
schp->sglist_len = sg_bufflen;
return tablesize; /* number of scat_gath elements allocated */
}