[PATCH 5/9] staging: most: hdm-usb: unify returned errors

[Christian Gromm]

From: Andrey Shvetsov <andrey.shvet...@k2l.de>

This patch is needed to return the same error codes for the same error
cases in the functions show_value() and store_value().

Signed-off-by: Andrey Shvetsov <andrey.shvet...@k2l.de>
Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
 drivers/staging/most/hdm-usb/hdm_usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c 
b/drivers/staging/most/hdm-usb/hdm_usb.c
index 203c4a4..b3abab6 100644
--- a/drivers/staging/most/hdm-usb/hdm_usb.c
+++ b/drivers/staging/most/hdm-usb/hdm_usb.c
@@ -1083,7 +1083,7 @@ static ssize_t show_value(struct most_dci_obj *dci_obj,
                reg_addr = dci_obj->reg_addr;
        else if (get_static_reg_addr(ro_regs, attr->attr.name, &reg_addr) &&
                 get_static_reg_addr(rw_regs, attr->attr.name, &reg_addr))
-               return -EIO;
+               return -EFAULT;
 
        err = drci_rd_reg(dci_obj->usb_device, reg_addr, &tmp_val);
        if (err < 0)
-- 
1.9.1

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