[PATCH 3.12 56/56] hpsa: fix bad -ENOMEM return value in hpsa_big_passthru_ioctl

From: Jiri Slaby
Date: Wed Sep 03 2014 - 06:01:45 EST

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

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


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: Jiri Slaby <jslaby@xxxxxxx>
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 0eb09403680c..d535e7504ea0 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3140,7 +3140,7 @@ 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

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