git.openwrt.org Git - openwrt/openwrt.git/blob

   1 From 06e6d224f7d564a34407eba21b51797da7f22628 Mon Sep 17 00:00:00 2001
   2 From: Weijie Gao <weijie.gao@mediatek.com>
   3 Date: Wed, 19 Jul 2023 17:16:11 +0800
   4 Subject: [PATCH 06/29] reset: mediatek: check malloc return valaue before use
   5
   6 This patch add missing return value check for allocating the driver's
   7 private data. -ENOMEM will be returned if malloc() fails.
   8
   9 Signed-off-by: Sam Shih <sam.shih@mediatek.com>
  10 Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
  11 ---
  12  drivers/reset/reset-mediatek.c | 3 +++
  13  1 file changed, 3 insertions(+)
  14
  15 --- a/drivers/reset/reset-mediatek.c
  16 +++ b/drivers/reset/reset-mediatek.c
  17 @@ -79,6 +79,9 @@ int mediatek_reset_bind(struct udevice *
  18                 return ret;
  19
  20         priv = malloc(sizeof(struct mediatek_reset_priv));
  21 +       if (!priv)
  22 +               return -ENOMEM;
  23 +
  24         priv->regofs = regofs;
  25         priv->nr_resets = num_regs * 32;
  26         dev_set_priv(rst_dev, priv);