* [PATCH] m68k: emu: Replace unbounded sprintf in nfhd_init_one
@ 2026-02-22 17:08 Thorsten Blum
0 siblings, 0 replies; only message in thread
From: Thorsten Blum @ 2026-02-22 17:08 UTC (permalink / raw)
To: Geert Uytterhoeven, Kees Cook, Martin K. Petersen, Jens Axboe,
Al Viro
Cc: Thorsten Blum, linux-m68k, linux-kernel
Replace unbounded sprintf() with the safer snprintf().
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
arch/m68k/emu/nfblock.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/m68k/emu/nfblock.c b/arch/m68k/emu/nfblock.c
index 94a4fadc651a..96fed5cd7677 100644
--- a/arch/m68k/emu/nfblock.c
+++ b/arch/m68k/emu/nfblock.c
@@ -132,7 +132,8 @@ static int __init nfhd_init_one(int id, u32 blocks, u32 bsize)
dev->disk->minors = 16;
dev->disk->fops = &nfhd_ops;
dev->disk->private_data = dev;
- sprintf(dev->disk->disk_name, "nfhd%u", dev_id);
+ snprintf(dev->disk->disk_name, sizeof(dev->disk->disk_name), "nfhd%u",
+ dev_id);
set_capacity(dev->disk, (sector_t)blocks * (bsize / 512));
err = add_disk(dev->disk);
if (err)
--
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4
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