[PATCH 07/32] staging: gasket: Return EBUSY on mapping create when already in use

[Todd Poynor]

From: Todd Poynor <toddpoy...@google.com>

gasket_sysfs_create_mapping() return EBUSY if sysfs mapping already in
use.

Signed-off-by: Zhongze Hu <fran...@chromium.org>
Signed-off-by: Todd Poynor <toddpoy...@google.com>
---
 drivers/staging/gasket/gasket_sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/gasket/gasket_sysfs.c 
b/drivers/staging/gasket/gasket_sysfs.c
index e3d770630961b..dd4d3aaa57e2f 100644
--- a/drivers/staging/gasket/gasket_sysfs.c
+++ b/drivers/staging/gasket/gasket_sysfs.c
@@ -194,7 +194,7 @@ int gasket_sysfs_create_mapping(
                        "0x%p.", device);
                put_mapping(mapping);
                mutex_unlock(&function_mutex);
-               return -EINVAL;
+               return -EBUSY;
        }
 
        /* Find the first empty entry in the array. */
-- 
2.18.0.203.gfac676dfb9-goog