[PATCH 16/35] crypto: ccree: use devm_kzalloc for device data

From: Gilad Ben-Yossef
Date: Thu Apr 18 2019 - 09:40:56 EST


Move some remaining device data allocation to the safer devm_*
interface.

Signed-off-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>
---
drivers/crypto/ccree/cc_fips.c | 4 +---
drivers/crypto/ccree/cc_sram_mgr.c | 5 ++---
2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/ccree/cc_fips.c b/drivers/crypto/ccree/cc_fips.c
index b4d0a6d983e0..9c03ab238a75 100644
--- a/drivers/crypto/ccree/cc_fips.c
+++ b/drivers/crypto/ccree/cc_fips.c
@@ -49,8 +49,6 @@ void cc_fips_fini(struct cc_drvdata *drvdata)

/* Kill tasklet */
tasklet_kill(&fips_h->tasklet);
-
- kfree(fips_h);
drvdata->fips_handle = NULL;
}

@@ -104,7 +102,7 @@ int cc_fips_init(struct cc_drvdata *p_drvdata)
if (p_drvdata->hw_rev < CC_HW_REV_712)
return 0;

- fips_h = kzalloc(sizeof(*fips_h), GFP_KERNEL);
+ fips_h = devm_kzalloc(dev, sizeof(*fips_h), GFP_KERNEL);
if (!fips_h)
return -ENOMEM;

diff --git a/drivers/crypto/ccree/cc_sram_mgr.c b/drivers/crypto/ccree/cc_sram_mgr.c
index c8c276f6dee9..86319788e390 100644
--- a/drivers/crypto/ccree/cc_sram_mgr.c
+++ b/drivers/crypto/ccree/cc_sram_mgr.c
@@ -19,8 +19,7 @@ struct cc_sram_ctx {
*/
void cc_sram_mgr_fini(struct cc_drvdata *drvdata)
{
- /* Free "this" context */
- kfree(drvdata->sram_mgr_handle);
+ /* Nothing needed */
}

/**
@@ -48,7 +47,7 @@ int cc_sram_mgr_init(struct cc_drvdata *drvdata)
}

/* Allocate "this" context */
- ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);

if (!ctx)
return -ENOMEM;
--
2.21.0