From: Thorsten Blum <thorsten.blum@linux.dev>
To: "David S. Miller" <davem@davemloft.net>,
Andreas Larsson <andreas@gaisler.com>,
"Mike Rapoport (Microsoft)" <rppt@kernel.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Guo Weikang <guoweikang.kernel@gmail.com>
Cc: linux-hardening@vger.kernel.org,
Thorsten Blum <thorsten.blum@linux.dev>,
sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 6/8] sparc32: Replace deprecated strcpy with strscpy
Date: Mon, 22 Sep 2025 23:03:55 +0200 [thread overview]
Message-ID: <20250922210408.1723452-6-thorsten.blum@linux.dev> (raw)
In-Reply-To: <20250922210408.1723452-1-thorsten.blum@linux.dev>
strcpy() is deprecated; use strscpy() instead.
No functional changes intended.
Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
arch/sparc/kernel/prom_32.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/arch/sparc/kernel/prom_32.c b/arch/sparc/kernel/prom_32.c
index a67dd67f10c8..cd94f1e8d644 100644
--- a/arch/sparc/kernel/prom_32.c
+++ b/arch/sparc/kernel/prom_32.c
@@ -187,14 +187,16 @@ char * __init build_path_component(struct device_node *dp)
{
const char *name = of_get_property(dp, "name", NULL);
char tmp_buf[64], *n;
+ size_t n_sz;
tmp_buf[0] = '\0';
__build_path_component(dp, tmp_buf);
if (tmp_buf[0] == '\0')
- strcpy(tmp_buf, name);
+ strscpy(tmp_buf, name);
- n = prom_early_alloc(strlen(tmp_buf) + 1);
- strcpy(n, tmp_buf);
+ n_sz = strlen(tmp_buf) + 1;
+ n = prom_early_alloc(n_sz);
+ strscpy(n, tmp_buf, n_sz);
return n;
}
@@ -204,13 +206,14 @@ extern void restore_current(void);
void __init of_console_init(void)
{
char *msg = "OF stdout device is: %s\n";
+ const size_t of_console_path_sz = 256;
struct device_node *dp;
unsigned long flags;
const char *type;
phandle node;
int skip, tmp, fd;
- of_console_path = prom_early_alloc(256);
+ of_console_path = prom_early_alloc(of_console_path_sz);
switch (prom_vers) {
case PROM_V0:
@@ -297,7 +300,7 @@ void __init of_console_init(void)
prom_printf("No stdout-path in root node.\n");
prom_halt();
}
- strcpy(of_console_path, path);
+ strscpy(of_console_path, path, of_console_path_sz);
}
break;
}
--
2.51.0
next prev parent reply other threads:[~2025-09-22 21:05 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-22 21:03 [PATCH 1/8] sparc: PCI: " Thorsten Blum
2025-09-22 21:03 ` [PATCH 2/8] sparc: parport: Replace deprecated strcpy with strscpy in ecpp_probe Thorsten Blum
2025-09-22 21:03 ` [PATCH 3/8] sparc: floppy: Replace deprecated strcpy with strscpy in sun_floppy_init Thorsten Blum
2025-10-13 20:57 ` Andy Shevchenko
2025-09-22 21:03 ` [PATCH 4/8] sparc: Replace deprecated strcpy with strscpy in prom_nextprop Thorsten Blum
2025-09-22 21:03 ` [PATCH 5/8] sparc: Replace deprecated strcpy with strscpy Thorsten Blum
2025-09-22 21:03 ` Thorsten Blum [this message]
2025-09-22 21:03 ` [PATCH 7/8] sparc64: Replace deprecated strcpy with strscpy in build_path_component Thorsten Blum
2025-09-22 21:03 ` [PATCH 8/8] sparc: Replace deprecated strcpy with strscpy in handle_nextprop_quirks Thorsten Blum
2025-09-26 14:44 ` [PATCH 1/8] sparc: PCI: Replace deprecated strcpy with strscpy Andreas Larsson
2025-09-26 15:32 ` Andreas Larsson
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