From: Maciej W. Rozycki <macro@orcam.me.uk>
Date: Sun, 29 Mar 2026 12:32:34 +0000 (+0100)
Subject: FDDI: defza: Rate-limit memory allocation errors
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4ef5b1c13316fa518b7a41e6bff82c33239823c;p=thirdparty%2Fkernel%2Flinux.git

FDDI: defza: Rate-limit memory allocation errors

Prevent the system from becoming unstable or unusable due to a flood of
memory allocation error messages under memory pressure.

Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/alpine.DEB.2.21.2603291252380.60268@angie.orcam.me.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/drivers/net/fddi/defza.c b/drivers/net/fddi/defza.c
index 2098c3068d34f..064fa484f797a 100644
--- a/drivers/net/fddi/defza.c
+++ b/drivers/net/fddi/defza.c
@@ -767,8 +767,9 @@ static void fza_rx(struct net_device *dev)
 			fp->rx_dma[i] = dma;
 		} else {
 			fp->stats.rx_dropped++;
-			pr_notice("%s: memory squeeze, dropping packet\n",
-				  fp->name);
+			pr_notice_ratelimited(
+				"%s: memory squeeze, dropping packet\n",
+				fp->name);
 		}
 
 err_rx: