From: Thorsten Blum <thorsten.blum@linux.dev>
Date: Mon, 21 Apr 2025 18:31:08 +0000 (+0200)
Subject: powerpc: Replace strcpy() with strscpy() in proc_ppc64_init()
X-Git-Tag: v6.16-rc1~200^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7e99a4a60d8fc9b24a3f9632011bf7e197f1aff9;p=thirdparty%2Fkernel%2Flinux.git

powerpc: Replace strcpy() with strscpy() in proc_ppc64_init()

strcpy() is deprecated; use strscpy() instead.

Don't cast the destination buffer from 'u8[]' to 'char *' to satisfy the
__must_be_array() requirement of strscpy().

No functional changes intended.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20250421183110.436265-1-thorsten.blum@linux.dev
---

diff --git a/arch/powerpc/kernel/proc_powerpc.c b/arch/powerpc/kernel/proc_powerpc.c
index 3816a2bf2b844..d083b45170658 100644
--- a/arch/powerpc/kernel/proc_powerpc.c
+++ b/arch/powerpc/kernel/proc_powerpc.c
@@ -9,6 +9,7 @@
 #include <linux/proc_fs.h>
 #include <linux/kernel.h>
 #include <linux/of.h>
+#include <linux/string.h>
 
 #include <asm/machdep.h>
 #include <asm/vdso_datapage.h>
@@ -56,7 +57,7 @@ static int __init proc_ppc64_init(void)
 {
 	struct proc_dir_entry *pde;
 
-	strcpy((char *)systemcfg->eye_catcher, "SYSTEMCFG:PPC64");
+	strscpy(systemcfg->eye_catcher, "SYSTEMCFG:PPC64");
 	systemcfg->version.major = SYSTEMCFG_MAJOR;
 	systemcfg->version.minor = SYSTEMCFG_MINOR;
 	systemcfg->processor = mfspr(SPRN_PVR);