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[v4,3/7] crypto: starfive: Skip unneeded key free

Message ID 20240305071006.2181158-4-jiajie.ho@starfivetech.com
State New
Headers show
Series crypto: starfive: Add support for JH8100 | expand

Commit Message

Jia Jie Ho March 5, 2024, 7:10 a.m. UTC 
Skip unneeded kfree_sensitive if RSA module is using falback algo.

Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
---
 drivers/crypto/starfive/jh7110-rsa.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/crypto/starfive/jh7110-rsa.c b/drivers/crypto/starfive/jh7110-rsa.c
index cf8bda7f0855..e642e948d747 100644
--- a/drivers/crypto/starfive/jh7110-rsa.c
+++ b/drivers/crypto/starfive/jh7110-rsa.c
@@ -45,6 +45,9 @@  static inline int starfive_pka_wait_done(struct starfive_cryp_ctx *ctx)
 
 static void starfive_rsa_free_key(struct starfive_rsa_key *key)
 {
+	if (!key->key_sz)
+		return;
+
 	kfree_sensitive(key->d);
 	kfree_sensitive(key->e);
 	kfree_sensitive(key->n);