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net: wan: fsl_ucc_hdlc: fix uhdlc_memclean

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Unmapping of uf_regs is done from ucc_fast_free and doesn't need to be
done explicitly. If already unmapped ucc_fast_free will crash.

Fixes: c19b6d246a ("drivers/net: support hdlc function for QE-UCC")
Signed-off-by: Holger Brunck <holger.brunck@hitachienergy.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Holger Brunck
2026-04-29 13:42:07 +02:00
committed by Jakub Kicinski
parent ddca6da148
commit 1a57efe250
1 changed files with 0 additions and 5 deletions
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5
drivers/net/wan/fsl_ucc_hdlc.c
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@@ -773,11 +773,6 @@ static void uhdlc_memclean(struct ucc_hdlc_private *priv)
kfree(priv->tx_skbuff);
priv->tx_skbuff = NULL;
if (priv->uf_regs) {
iounmap(priv->uf_regs);
priv->uf_regs = NULL;
}
if (priv->uccf) {
ucc_fast_free(priv->uccf);
priv->uccf = NULL;