Return -ENOMEM instead of -1 in allocate_private in case of memory
allocation failure.

Signed-off-by: Dominik Karol Piątkowski <dominik.karol.piatkowski@protonmail.com>
---

v3:
- Split commit into smaller pieces
- Improve changelog

 drivers/gpib/pc2/pc2_gpib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpib/pc2/pc2_gpib.c b/drivers/gpib/pc2/pc2_gpib.c
index a7c0cf200e2e..e850a781c836 100644
--- a/drivers/gpib/pc2/pc2_gpib.c
+++ b/drivers/gpib/pc2/pc2_gpib.c
@@ -239,7 +239,7 @@ static int allocate_private(struct gpib_board *board)
 
 	board->private_data = kzalloc(sizeof(struct pc2_priv), GFP_KERNEL);
 	if (!board->private_data)
-		return -1;
+		return -ENOMEM;
 	priv = board->private_data;
 	init_nec7210_private(&priv->nec7210_priv);
 	return 0;
-- 
2.43.0