git: ef6fb23322a6 - stable/13 - safexcel: Disallow unsupported buffer layouts

[Mark Johnston]

The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=ef6fb23322a62abae67af779d93535ff2051e17e

commit ef6fb23322a62abae67af779d93535ff2051e17e
Author:     Mark Johnston <markj at FreeBSD.org>
AuthorDate: 2021-01-27 20:31:10 +0000
Commit:     Mark Johnston <markj at FreeBSD.org>
CommitDate: 2021-01-30 00:39:15 +0000

    safexcel: Disallow unsupported buffer layouts
    
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
    
    (cherry picked from commit 2fccd4f9b6b96d75de87df4922eb2bf04fb0a67d)
---
 sys/dev/safexcel/safexcel.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/dev/safexcel/safexcel.c b/sys/dev/safexcel/safexcel.c
index 3083f5f794fe..71300dcb0393 100644
--- a/sys/dev/safexcel/safexcel.c
+++ b/sys/dev/safexcel/safexcel.c
@@ -2272,6 +2272,9 @@ safexcel_probe_cipher(const struct crypto_session_params *csp)
 static int
 safexcel_probesession(device_t dev, const struct crypto_session_params *csp)
 {
+	if (csp->csp_flags != 0)
+		return (EINVAL);
+
 	switch (csp->csp_mode) {
 	case CSP_MODE_CIPHER:
 		if (!safexcel_probe_cipher(csp))