Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=30fa0d0f0c0ab2aa0d4c2f88eda49eaa19ea6f8d
Commit: 30fa0d0f0c0ab2aa0d4c2f88eda49eaa19ea6f8d
Parent: acd054a5ef401e03e0047b487e572442614f81e5
Author: Anton Blanchard <[EMAIL PROTECTED]>
AuthorDate: Fri Oct 26 14:00:14 2007 +0200
Committer: Jens Axboe <[EMAIL PROTECTED]>
CommitDate: Mon Oct 29 09:18:03 2007 +0100
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 <[EMAIL PROTECTED]>
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]>
---
drivers/scsi/sg.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index b5fa4f0..f1871ea 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 */
}
-
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