diff options
| author | Stefan Wahren <wahrenst@gmx.net> | 2025-08-27 13:53:39 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-08-29 19:42:07 -0700 |
| commit | b3852ae3105ec1048535707545d23c1e519c190f (patch) | |
| tree | 0766264ab4f0c525c23fddd45f5d427713522b3e | |
| parent | 0704a3da7ce50f972e898bbda88d2692a22922d9 (diff) | |
net: ethernet: oa_tc6: Handle failure of spi_setup
There is no guarantee that spi_setup succeed, so properly handle
the error case.
Fixes: aa58bec064ab ("net: ethernet: oa_tc6: implement register write operation")
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Cc: stable@kernel.org
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250827115341.34608-2-wahrenst@gmx.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/oa_tc6.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/oa_tc6.c b/drivers/net/ethernet/oa_tc6.c index db200e4ec284..91a906a7918a 100644 --- a/drivers/net/ethernet/oa_tc6.c +++ b/drivers/net/ethernet/oa_tc6.c @@ -1249,7 +1249,8 @@ struct oa_tc6 *oa_tc6_init(struct spi_device *spi, struct net_device *netdev) /* Set the SPI controller to pump at realtime priority */ tc6->spi->rt = true; - spi_setup(tc6->spi); + if (spi_setup(tc6->spi) < 0) + return NULL; tc6->spi_ctrl_tx_buf = devm_kzalloc(&tc6->spi->dev, OA_TC6_CTRL_SPI_BUF_SIZE, |