File broadcom-wl.linux-7.2.patch of Package broadcom-wl

File broadcom-wl.linux-7.2.patch of Package broadcom-wl (Revision 29)

Currently displaying revision 29 , Show latest

From 1ce2a04a54718e8dac4ee2dac6ff11d04aef79d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joan=20Bruguera=20Mic=C3=B3?= <joanbrugueram@gmail.com>
Date: Sun, 21 Jun 2026 20:46:45 +0000
Subject: [PATCH] Tentative patch for broadcom-wl 6.30.223.271 driver for Linux
 7.2-rc1

---
 src/shared/linux_osl.c | 11 +++++++++++
 src/wl/sys/wl_linux.c  | 15 +++++++++++++++
 2 files changed, 26 insertions(+)

diff -rup a/src/shared/linux_osl.c b/src/shared/linux_osl.c
--- a/src/shared/linux_osl.c	2026-07-13 19:46:34.643647982 +0200
+++ b/src/shared/linux_osl.c	2026-07-13 19:47:45.438124687 +0200
@@ -475,8 +475,13 @@ osl_debug_malloc(osl_t *osh, uint size,
 	if (!basename)
 		basename = file;
 
+	// Rel. commit "string: Remove strncpy() from the kernel" (Kees Cook, 23 Mar 2026)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 2, 0)
+	strscpy(p->file, basename, BCM_MEM_FILENAME_LEN);
+#else
 	strncpy(p->file, basename, BCM_MEM_FILENAME_LEN);
 	p->file[BCM_MEM_FILENAME_LEN - 1] = '\0';
+#endif
 
 	if (osh) {
 		p->prev = NULL;
@@ -872,7 +877,13 @@ osl_strcpy(char *d, const char *s)
 char*
 osl_strncpy(char *d, const char *s, uint n)
 {
+	// Rel. commit "string: Remove strncpy() from the kernel" (Kees Cook, 23 Mar 2026)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 2, 0)
+	strscpy_pad(d, s, n);
+	return (d);
+#else
 	return (strncpy(d, s, n));
+#endif
 }
 
 char*
diff -rup a/src/wl/sys/wl_linux.c b/src/wl/sys/wl_linux.c
--- a/src/wl/sys/wl_linux.c	2026-07-13 19:46:34.693309209 +0200
+++ b/src/wl/sys/wl_linux.c	2026-07-13 19:47:45.438347665 +0200
@@ -1318,8 +1318,13 @@ wl_alloc_linux_if(wl_if_t *wlif)
 	bzero(dev, sizeof(struct net_device));
 	ether_setup(dev);
 
+	// Rel. commit "string: Remove strncpy() from the kernel" (Kees Cook, 23 Mar 2026)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 2, 0)
+	strscpy(dev->name, intf_name, IFNAMSIZ);
+#else
 	strncpy(dev->name, intf_name, IFNAMSIZ-1);
 	dev->name[IFNAMSIZ-1] = '\0';
+#endif
 
 	priv_link = MALLOC(wl->osh, sizeof(priv_link_t));
 	if (!priv_link) {
@@ -1536,8 +1541,13 @@ wl_get_driver_info(struct net_device *de
 #endif
 	bzero(info, sizeof(struct ethtool_drvinfo));
 	snprintf(info->driver, sizeof(info->driver), "wl%d", wl->pub->unit);
+	// Rel. commit "string: Remove strncpy() from the kernel" (Kees Cook, 23 Mar 2026)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 2, 0)
+	strscpy(info->version, EPI_VERSION_STR, sizeof(info->version));
+#else
 	strncpy(info->version, EPI_VERSION_STR, sizeof(info->version));
 	info->version[(sizeof(info->version))-1] = '\0';
+#endif
 }
 
 static int
@@ -3033,7 +3043,12 @@ _wl_add_monitor_if(wl_task_t *task)
 	}
 
 	ASSERT(strlen(wlif->name) > 0);
+	// Rel. commit "string: Remove strncpy() from the kernel" (Kees Cook, 23 Mar 2026)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 2, 0)
+	memcpy(wlif->dev->name, wlif->name, strlen(wlif->name));
+#else
 	strncpy(wlif->dev->name, wlif->name, strlen(wlif->name));
+#endif
 
 	wl->monitor_dev = dev;
 	if (wl->monitor_type == 1)