* [PATCH] hwrng: amd - use PMBASE_OFFSET consistently
@ 2026-10-08 9:37 Thorsten Blum
0 siblings, 0 replies; only message in thread
From: Thorsten Blum @ 2026-10-08 9:37 UTC (permalink / raw)
To: Olivia Mackall, Herbert Xu, Thorsten Blum,
Uwe Kleine-König (The Capable Hub),
Kees Cook
Cc: linux-crypto, linux-kernel
Use PMBASE_OFFSET instead of the hard-coded 0xF0 and add the missing
space to the ioport_map() error message.
Signed-off-by: Thorsten Blum <blum@kernel.org>
---
drivers/char/hw_random/amd-rng.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index fb5422612182..ef177c99515d 100644
--- a/drivers/char/hw_random/amd-rng.c
+++ b/drivers/char/hw_random/amd-rng.c
@@ -158,14 +158,14 @@ static int __init amd_rng_mod_init(void)
if (!request_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE, DRV_NAME)) {
dev_err(&pdev->dev, DRV_NAME " region 0x%x already in use!\n",
- pmbase + 0xF0);
+ pmbase + PMBASE_OFFSET);
err = -EBUSY;
goto out;
}
priv->iobase = ioport_map(pmbase + PMBASE_OFFSET, PMBASE_SIZE);
if (!priv->iobase) {
- pr_err(DRV_NAME "Cannot map ioport\n");
+ pr_err(DRV_NAME " cannot map ioport\n");
err = -EINVAL;
goto err;
}
base-commit: 666d66df25253070cb297cb920b0bcfcfe5eb871
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