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netdev-linux: Fix ethtool_cmd is partly outside array bounds.

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Used Ubuntu with gcc (Ubuntu 11.2.0-19ubuntu1) 11.2.0

 lib/netdev-linux.c: In function 'netdev_linux_construct':
 lib/netdev-linux.c:7003:15: error:
    array subscript 'struct ethtool_cmd[0]' is partly outside array
    bounds of ‘union <anonymous>[1]’ [-Werror=array-bounds]
  7003 |     ecmd->cmd = cmd;
       |     ~~~~~~~~~~^~~~~
 lib/netdev-linux.c:2411:7: note: while referencing ‘sset_info’
  2411 |     } sset_info;
       |       ^~~~~~~~~

Fixes: 6c59c19526 ("netdev-linux: Use ethtool to detect offload support.")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
This commit is contained in:
Roi Dayan
2024-05-27 14:00:33 +03:00
committed by Ilya Maximets
parent d4bd0a2ad5
commit ce1663b5fe
1 changed files with 1 additions and 0 deletions
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lib/netdev-linux.c
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@@ -2402,6 +2402,7 @@ static int
netdev_linux_read_stringset_info(struct netdev_linux *netdev, uint32_t *len)
{
union {
struct ethtool_cmd ecmd;
struct ethtool_sset_info hdr;
struct {
uint64_t pad[2];