Re: Megaraid abort errors

From: Mark Lord
Date: Wed Dec 14 2005 - 18:40:46 EST


Well, there's this bug (patch below) in the megaraid driver,
but it only affects certain architectures.

* * *

The SCSI megaraid drive goes to great effort to kmap
the scatterlist buffer (if used), but then uses the
wrong pointer when copying to it afterward.

Signed-off-by: Mark Lord <lkml@xxxxxx>



--- linux-2.6.15-rc5/drivers/scsi/megaraid.c.orig 2005-12-04 00:10:42.000000000 -0500
+++ linux/drivers/scsi/megaraid.c 2005-12-07 17:41:30.000000000 -0500
@@ -664,7 +664,7 @@
sg->offset;
} else
buf = cmd->request_buffer;
- memset(cmd->request_buffer, 0, cmd->cmnd[4]);
+ memset(buf, 0, cmd->cmnd[4]);
if (cmd->use_sg) {
struct scatterlist *sg;

-
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