common/rc, nvme/{043-045}: add _have_crypto_algorithm

A crypto algorithm might be provided as built-in, thus check first if it
is always present before trying to load as module.

Signed-off-by: Daniel Wagner <[email protected]>
[Shin'ichiro: replaced grep -q option with --quiet option]
Signed-off-by: Shin'ichiro Kawasaki <[email protected]>

Author: igaw

common/rc

@@ -69,6 +69,19 @@ _have_driver()
 	return 0
 }
 
+# Check that the specified crypto algorithm is present, regardless of whether
+# it's built-in or as module.
+_have_crypto_algorithm()
+{
+	local algo="$1"
+
+	if grep --quiet "${algo}" /proc/crypto; then
+		return 0
+	fi
+
+	_have_driver "${algo}"
+}
+
 # Check that the specified module is available as a loadable module and not
 # built-in the kernel.
 _have_module() {

tests/nvme/043

@@ -16,7 +16,7 @@ requires() {
 	_require_kernel_nvme_fabrics_feature dhchap_ctrl_secret
 	_require_nvme_trtype_is_fabrics
 	_require_nvme_cli_auth
-	_have_driver dh_generic
+	_have_crypto_algorithm dh-generic
 }
 
 set_conditions() {

tests/nvme/044

@@ -16,7 +16,7 @@ requires() {
 	_require_kernel_nvme_fabrics_feature dhchap_ctrl_secret
 	_require_nvme_trtype_is_fabrics
 	_require_nvme_cli_auth
-	_have_driver dh_generic
+	_have_crypto_algorithm dh-generic
 }
 
 set_conditions() {

tests/nvme/045

@@ -17,7 +17,7 @@ requires() {
 	_require_kernel_nvme_fabrics_feature dhchap_ctrl_secret
 	_require_nvme_trtype_is_fabrics
 	_require_nvme_cli_auth
-	_have_driver dh_generic
+	_have_crypto_algorithm dh-generic
 }
 
 set_conditions() {