module: icp: remove unused CRYPTO_* error codes

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12901

module/icp/api/kcf_cipher.c

@@ -98,8 +98,7 @@ retry:
 	    plaintext, ciphertext, spi_ctx_tmpl, KCF_SWFP_RHNDL(crq));
 	KCF_PROV_INCRSTATS(pd, error);
 
-	if (error != CRYPTO_SUCCESS && error != CRYPTO_QUEUED &&
-	    IS_RECOVERABLE(error)) {
+	if (error != CRYPTO_SUCCESS && IS_RECOVERABLE(error)) {
 		/* Add pd to the linked list of providers tried. */
 		if (kcf_insert_triedlist(&list, pd, KCF_KMFLAG(crq)) != NULL)
 			goto retry;
@@ -177,8 +176,7 @@ retry:
 	    ciphertext, plaintext, spi_ctx_tmpl, KCF_SWFP_RHNDL(crq));
 	KCF_PROV_INCRSTATS(pd, error);
 
-	if (error != CRYPTO_SUCCESS && error != CRYPTO_QUEUED &&
-	    IS_RECOVERABLE(error)) {
+	if (error != CRYPTO_SUCCESS && IS_RECOVERABLE(error)) {
 		/* Add pd to the linked list of providers tried. */
 		if (kcf_insert_triedlist(&list, pd, KCF_KMFLAG(crq)) != NULL)
 			goto retry;

module/icp/api/kcf_mac.c

@@ -40,8 +40,6 @@
  * presence of the arguments.
  *
  *	CRYPTO_SUCCESS:	The operation completed successfully.
- *	CRYPTO_QUEUED:	A request was submitted successfully. The callback
- *			routine will be called when the operation is done.
  *	CRYPTO_INVALID_MECH_NUMBER, CRYPTO_INVALID_MECH_PARAM, or
  *	CRYPTO_INVALID_MECH for problems with the 'mech'.
  *	CRYPTO_INVALID_DATA for bogus 'data'
@@ -117,8 +115,7 @@ retry:
 	    mac, spi_ctx_tmpl, KCF_SWFP_RHNDL(crq));
 	KCF_PROV_INCRSTATS(pd, error);
 
-	if (error != CRYPTO_SUCCESS && error != CRYPTO_QUEUED &&
-	    IS_RECOVERABLE(error)) {
+	if (error != CRYPTO_SUCCESS && IS_RECOVERABLE(error)) {
 		/* Add pd to the linked list of providers tried. */
 		if (kcf_insert_triedlist(&list, pd, KCF_KMFLAG(crq)) != NULL)
 			goto retry;
@@ -188,7 +185,7 @@ crypto_mac_init_prov(crypto_provider_t provider,
 	    KCF_SWFP_RHNDL(crq));
 	KCF_PROV_INCRSTATS(pd, rv);
 
-	if ((rv == CRYPTO_SUCCESS) || (rv == CRYPTO_QUEUED))
+	if (rv == CRYPTO_SUCCESS)
 		*ctxp = (crypto_context_t)ctx;
 	else {
 		/* Release the hold done in kcf_new_ctx(). */
@@ -236,8 +233,7 @@ retry:
 
 	error = crypto_mac_init_prov(pd, mech, key,
 	    spi_ctx_tmpl, ctxp, crq);
-	if (error != CRYPTO_SUCCESS && error != CRYPTO_QUEUED &&
-	    IS_RECOVERABLE(error)) {
+	if (error != CRYPTO_SUCCESS && IS_RECOVERABLE(error)) {
 		/* Add pd to the linked list of providers tried. */
 		if (kcf_insert_triedlist(&list, pd, KCF_KMFLAG(crq)) != NULL)
 			goto retry;

module/icp/include/sys/crypto/impl.h

@@ -87,7 +87,7 @@ typedef struct kcf_sched_info {
 	(pd)->pd_sched_info.ks_ndispatches++;				\
 	if (error == CRYPTO_BUSY)					\
 		(pd)->pd_sched_info.ks_nbusy_rval++;			\
-	else if (error != CRYPTO_SUCCESS && error != CRYPTO_QUEUED)	\
+	else if (error != CRYPTO_SUCCESS)	\
 		(pd)->pd_sched_info.ks_nfails++;			\
 }
 

module/icp/include/sys/crypto/sched_impl.h

@@ -75,12 +75,8 @@ typedef struct kcf_prov_tried {
 	(tlist != NULL && is_in_triedlist(pd, tlist))
 
 #define	IS_RECOVERABLE(error)			\
-	(error == CRYPTO_BUFFER_TOO_BIG ||	\
-	error == CRYPTO_BUSY ||			\
-	error == CRYPTO_DEVICE_ERROR ||		\
-	error == CRYPTO_DEVICE_MEMORY ||	\
-	error == CRYPTO_KEY_SIZE_RANGE ||	\
-	error == CRYPTO_NO_PERMISSION)
+	(error == CRYPTO_BUSY ||			\
+	error == CRYPTO_KEY_SIZE_RANGE)
 
 /*
  * Internal representation of a canonical context. We contain crypto_ctx_t
@@ -107,10 +103,9 @@ typedef struct kcf_context {
 }
 
 /*
- * Check if we can release the context now. In case of CRYPTO_QUEUED
- * we do not release it as we can do it only after the provider notified
- * us. In case of CRYPTO_BUSY, the client can retry the request using
- * the context, so we do not release the context.
+ * Check if we can release the context now. In case of CRYPTO_BUSY,
+ * the client can retry the request using the context,
+ * so we do not release the context.
  *
  * This macro should be called only from the final routine in
  * an init/update/final sequence. We do not release the context in case
@@ -128,8 +123,7 @@ typedef struct kcf_context {
  * This macro determines whether we're done with a context.
  */
 #define	KCF_CONTEXT_DONE(rv)					\
-	((rv) != CRYPTO_QUEUED && (rv) != CRYPTO_BUSY &&	\
-	    (rv) != CRYPTO_BUFFER_TOO_SMALL)
+	((rv) != CRYPTO_BUSY &&	(rv) != CRYPTO_BUFFER_TOO_SMALL)
 
 /*
  * A crypto_ctx_template_t is internally a pointer to this struct