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[RESEND,1/2] keys: crypto: Replace BUG_ON() with WARN() in find_asymmetric_key()

Message ID 20210430232754.3017358-1-andrew.zaborowski@intel.com (mailing list archive)
State New
Headers show
Series [RESEND,1/2] keys: crypto: Replace BUG_ON() with WARN() in find_asymmetric_key() | expand

Commit Message

Andrew Zaborowski April 30, 2021, 11:27 p.m. UTC
From: Jarkko Sakkinen <jarkko@kernel.org>

BUG_ON() should not be used in the kernel code, unless there are
exceptional reasons to do so. Replace BUG_ON() with WARN() and

Cc: stable@vger.kernel.org
Fixes: b3811d36a3e7 ("KEYS: checking the input id parameters before finding asymmetric key")
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
No changes from original submission by Jarkko.

 crypto/asymmetric_keys/asymmetric_type.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c
index ad8af3d70ac..a00bed3e04d 100644
--- a/crypto/asymmetric_keys/asymmetric_type.c
+++ b/crypto/asymmetric_keys/asymmetric_type.c
@@ -54,7 +54,10 @@  struct key *find_asymmetric_key(struct key *keyring,
 	char *req, *p;
 	int len;
-	BUG_ON(!id_0 && !id_1);
+	if (!id_0 && !id_1) {
+		WARN(1, "All ID's are NULL\n");
+		return ERR_PTR(-EINVAL);
+	}
 	if (id_0) {
 		lookup = id_0->data;