[PATCH 3.13 094/187] hpsa: fix bad -ENOMEM return value in hpsa_big_passthru_ioctl

From: Kamal Mostafa
Date: Mon Sep 15 2014 - 18:11:22 EST


3.13.11.7 -stable review patch. If anyone has any objections, please let me know.

------------------

From: "Stephen M. Cameron" <scameron@xxxxxxxxxxxxxxxxxx>

commit 0758f4f732b08b6ef07f2e5f735655cf69fea477 upstream.

When copy_from_user fails, return -EFAULT, not -ENOMEM

Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
Reported-by: Robert Elliott <elliott@xxxxxx>
Reviewed-by: Joe Handzik <joseph.t.handzik@xxxxxx>
Reviewed-by: Scott Teel <scott.teel@xxxxxx>
Reviewed by: Mike MIller <michael.miller@xxxxxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/scsi/hpsa.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index ad034ab..d518bba 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3151,7 +3151,7 @@ static int hpsa_big_passthru_ioctl(struct ctlr_info *h, void __user *argp)
}
if (ioc->Request.Type.Direction == XFER_WRITE) {
if (copy_from_user(buff[sg_used], data_ptr, sz)) {
- status = -ENOMEM;
+ status = -EFAULT;
goto cleanup1;
}
} else
--
1.9.1

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