* [PATCH] nfc: mrvl: spi: Unregister dev on allocation fail
@ 2026-07-07 14:22 Greg Kroah-Hartman
0 siblings, 0 replies; only message in thread
From: Greg Kroah-Hartman @ 2026-07-07 14:22 UTC (permalink / raw)
To: oe-linux-nfc
Cc: linux-kernel, Griffin Kroah-Hartman, David Heidelberg,
Greg Kroah-Hartman
From: Griffin Kroah-Hartman <griffin@kroah.com>
Call nfcmrvl_nci_unregister_dev() if nci_spi_allocate_spi() fails,
unwrapping the previous call to nfcmrvl_nci_register_dev() during the
nfcmrvl_spi_probe() function.
Assisted-by: gkh-clanker-2000
Cc: David Heidelberg <david@ixit.cz>
Signed-off-by: Griffin Kroah-Hartman <griffin@kroah.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/nfc/nfcmrvl/spi.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/nfc/nfcmrvl/spi.c b/drivers/nfc/nfcmrvl/spi.c
index 9c8cde1250fb..dad07c8e13b8 100644
--- a/drivers/nfc/nfcmrvl/spi.c
+++ b/drivers/nfc/nfcmrvl/spi.c
@@ -168,6 +168,10 @@ static int nfcmrvl_spi_probe(struct spi_device *spi)
drv_data->nci_spi = nci_spi_allocate_spi(drv_data->spi, 0, 10,
drv_data->priv->ndev);
+ if (!drv_data->nci_spi) {
+ nfcmrvl_nci_unregister_dev(drv_data->priv);
+ return -ENOMEM;
+ }
/* Init completion for slave handshake */
init_completion(&drv_data->handshake_completion);
--
2.55.0
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