[PATCH 1/8] arm_ffa: Add NULL pointer check to the driver operations

abdellatif.elkhlifi
2024-11-01T14:20:49Z

Add NULL pointer check for ops

Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
---
drivers/firmware/arm-ffa/arm-ffa-uclass.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/firmware/arm-ffa/arm-ffa-uclass.c b/drivers/firmware/arm-ffa/arm-ffa-uclass.c
index 96c64964bb7..5ec7654ed1c 100644
--- a/drivers/firmware/arm-ffa/arm-ffa-uclass.c
+++ b/drivers/firmware/arm-ffa/arm-ffa-uclass.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
+ * Copyright 2022-2024 Arm Limited and/or its affiliates <open-source-office@arm.com>
*
* Authors:
* Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
@@ -954,7 +954,7 @@ int ffa_partition_info_get(struct udevice *dev, const char *uuid_str,
{
struct ffa_bus_ops *ops = ffa_get_ops(dev);

- if (!ops->partition_info_get)
+ if (!ops || !ops->partition_info_get)
return -ENOSYS;

return ops->partition_info_get(dev, uuid_str, sp_count, sp_descs);
@@ -979,7 +979,7 @@ int ffa_sync_send_receive(struct udevice *dev, u16 dst_part_id,
{
struct ffa_bus_ops *ops = ffa_get_ops(dev);

- if (!ops->sync_send_receive)
+ if (!ops || !ops->sync_send_receive)
return -ENOSYS;

return ops->sync_send_receive(dev, dst_part_id, msg, is_smc64);
@@ -1000,7 +1000,7 @@ int ffa_rxtx_unmap(struct udevice *dev)
{
struct ffa_bus_ops *ops = ffa_get_ops(dev);

- if (!ops->rxtx_unmap)
+ if (!ops || !ops->rxtx_unmap)
return -ENOSYS;

return ops->rxtx_unmap(dev);
--
2.25.1