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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/atm/zatm.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /* drivers/atm/zatm.c - ZeitNet ZN122x device driver */
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 /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
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@@ -939,7 +940,7 @@
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 	    vcc->qos.txtp.max_pcr >= ATM_OC3_PCR);
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 	if (unlimited && zatm_dev->ubr != -1) zatm_vcc->shaper = zatm_dev->ubr;
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 	else {
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-		int uninitialized_var(pcr);
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+		int pcr;
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 		if (unlimited) vcc->qos.txtp.max_sdu = ATM_MAX_AAL5_PDU;
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 		if ((zatm_vcc->shaper = alloc_shaper(vcc->dev,&pcr,
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@@ -1446,7 +1447,7 @@
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 	switch (cmd) {
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 		case ZATM_GETPOOLZ:
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 			if (!capable(CAP_NET_ADMIN)) return -EPERM;
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-			/* fall through */
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+			fallthrough;
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 		case ZATM_GETPOOL:
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 			{
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 				struct zatm_pool_info info;
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@@ -1514,20 +1515,6 @@
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 	}
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 }
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-
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-static int zatm_getsockopt(struct atm_vcc *vcc,int level,int optname,
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-    void __user *optval,int optlen)
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-{
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-	return -EINVAL;
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-}
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-
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-
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-static int zatm_setsockopt(struct atm_vcc *vcc,int level,int optname,
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-    void __user *optval,unsigned int optlen)
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-{
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-	return -EINVAL;
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-}
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-
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 static int zatm_send(struct atm_vcc *vcc,struct sk_buff *skb)
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 {
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 	int error;
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@@ -1581,8 +1568,6 @@
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 	.open		= zatm_open,
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 	.close		= zatm_close,
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 	.ioctl		= zatm_ioctl,
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-	.getsockopt	= zatm_getsockopt,
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-	.setsockopt	= zatm_setsockopt,
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 	.send		= zatm_send,
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 	.phy_put	= zatm_phy_put,
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 	.phy_get	= zatm_phy_get,