6.15-stable review patch. If anyone has any objections, please let me know.
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From: Thorsten Blum thorsten.blum@linux.dev
commit 043faef334a1f3d96ae88e1b7618bfa2b4946388 upstream.
Use pr_warn() instead of dev_warn() when 'pdev' is NULL to avoid a potential NULL pointer dereference.
Cc: stable@vger.kernel.org Fixes: 20869176d7a7 ("ALSA: ad1816a: Use standard print API") Signed-off-by: Thorsten Blum thorsten.blum@linux.dev Link: https://patch.msgid.link/20250703200616.304309-2-thorsten.blum@linux.dev Signed-off-by: Takashi Iwai tiwai@suse.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- sound/isa/ad1816a/ad1816a.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/sound/isa/ad1816a/ad1816a.c +++ b/sound/isa/ad1816a/ad1816a.c @@ -98,7 +98,7 @@ static int snd_card_ad1816a_pnp(int dev, pdev = pnp_request_card_device(card, id->devs[1].id, NULL); if (pdev == NULL) { mpu_port[dev] = -1; - dev_warn(&pdev->dev, "MPU401 device busy, skipping.\n"); + pr_warn("MPU401 device busy, skipping.\n"); return 0; }