On 2/26/2024 08:53, Ilpo Järvinen wrote:
On Mon, 26 Feb 2024, Harshit Mogalapalli wrote:
On the error path, assign -ENOMEM to ret when memory allocation of
"dev->prev_data" fails.
Fixes: e70961505808 ("platform/x86/amd/pmf: Fixup error handling for amd_pmf_init_smart_pc()")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@xxxxxxxxxx>
---
This is based on static analysis with smatch, only compile tested
---
drivers/platform/x86/amd/pmf/tee-if.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/amd/pmf/tee-if.c b/drivers/platform/x86/amd/pmf/tee-if.c
index 8527dca9cf56..dcbe8f85e122 100644
--- a/drivers/platform/x86/amd/pmf/tee-if.c
+++ b/drivers/platform/x86/amd/pmf/tee-if.c
@@ -458,8 +458,10 @@ int amd_pmf_init_smart_pc(struct amd_pmf_dev *dev)
amd_pmf_hex_dump_pb(dev);
dev->prev_data = kzalloc(sizeof(*dev->prev_data), GFP_KERNEL);
- if (!dev->prev_data)
+ if (!dev->prev_data) {
+ ret = -ENOMEM;
goto error;
+ }
ret = amd_pmf_start_policy_engine(dev);
if (ret)
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
Thanks for the patch!
Reviewed-by: Mario Limonciello <mario.limonciello@xxxxxxx>