diff options
| author | Heinrich Schuchardt | 2021-02-20 10:44:04 +0100 |
|---|---|---|
| committer | Tom Rini | 2021-02-24 16:51:49 -0500 |
| commit | df88a0e5cd7dfc62921fd0ee3e79c47c2953b2a5 (patch) | |
| tree | f3dc7500422579ef8a93d0ed9bb7a5ca3e494dff /drivers | |
| parent | 6b0431dc21050a14bf80db4b3c34444816d7652d (diff) | |
net: cortina_ni: buffer overrun
When copying to a u32 field we should use sizeof(u32) and not
sizeof(*u32) in memcpy.
On 64bit systems like cortina_presidio-asic-emmc_defconfig using
sizeof(*u32) leads to a buffer overrun.
Fixes: febe13b438b3 ("net: cortina_ni: Add eth support for Cortina Access CAxxxx SoCs")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-By: Ramon Fried <rfried.dev@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/cortina_ni.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/cortina_ni.c b/drivers/net/cortina_ni.c index ee424d95bc0..ef6ecd88b0c 100644 --- a/drivers/net/cortina_ni.c +++ b/drivers/net/cortina_ni.c @@ -713,7 +713,7 @@ static int cortina_eth_recv(struct udevice *dev, int flags, uchar **packetp) priv->rx_xram_end_adr); memcpy(&packet_status, rx_xram_ptr, - sizeof(rx_xram_ptr)); + sizeof(*rx_xram_ptr)); if (packet_status.valid == 0) { debug("%s: Invalid Packet !!, ", __func__); debug("next_link=%d\n", next_link); |