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net: pktgen: replace ENOTSUPP with EOPNOTSUPP

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Replace ENOTSUPP with EOPNOTSUPP, fixes checkpatch hint

  WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP

and e.g.

  $ echo "clone_skb 1" > /proc/net/pktgen/lo\@0
  -bash: echo: write error: Unknown error 524

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250219084527.20488-2-ps.report@gmx.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Peter Seiderer
2025-02-19 09:45:21 +01:00
committed by Jakub Kicinski
parent 1340461e51
commit 802fb6db9f
1 changed files with 3 additions and 3 deletions
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net/core/pktgen.c
+3 -3
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@@ -1198,7 +1198,7 @@ static ssize_t pktgen_if_write(struct file *file,
if ((value > 0) &&
((pkt_dev->xmit_mode == M_NETIF_RECEIVE) ||
!(pkt_dev->odev->priv_flags & IFF_TX_SKB_SHARING)))
return -ENOTSUPP;
return -EOPNOTSUPP;
if (value > 0 && (pkt_dev->n_imix_entries > 0 ||
!(pkt_dev->flags & F_SHARED)))
return -EINVAL;
@@ -1258,7 +1258,7 @@ static ssize_t pktgen_if_write(struct file *file,
((pkt_dev->xmit_mode == M_QUEUE_XMIT) ||
((pkt_dev->xmit_mode == M_START_XMIT) &&
(!(pkt_dev->odev->priv_flags & IFF_TX_SKB_SHARING)))))
return -ENOTSUPP;
return -EOPNOTSUPP;
if (value > 1 && !(pkt_dev->flags & F_SHARED))
return -EINVAL;
@@ -1303,7 +1303,7 @@ static ssize_t pktgen_if_write(struct file *file,
} else if (strcmp(f, "netif_receive") == 0) {
/* clone_skb set earlier, not supported in this mode */
if (pkt_dev->clone_skb > 0)
return -ENOTSUPP;
return -EOPNOTSUPP;
pkt_dev->xmit_mode = M_NETIF_RECEIVE;