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Diffstat (limited to 'sys/opencrypto/cryptosoft.c')
-rw-r--r--sys/opencrypto/cryptosoft.c29
1 files changed, 14 insertions, 15 deletions
diff --git a/sys/opencrypto/cryptosoft.c b/sys/opencrypto/cryptosoft.c
index b534d152cd3..fea8097d893 100644
--- a/sys/opencrypto/cryptosoft.c
+++ b/sys/opencrypto/cryptosoft.c
@@ -1,4 +1,4 @@
-/* $NetBSD: cryptosoft.c,v 1.58 2021/04/05 01:22:22 knakahara Exp $ */
+/* $NetBSD: cryptosoft.c,v 1.59 2021/04/05 01:23:15 knakahara Exp $ */
/* $FreeBSD: src/sys/opencrypto/cryptosoft.c,v 1.2.2.1 2002/11/21 23:34:23 sam Exp $ */
/* $OpenBSD: cryptosoft.c,v 1.35 2002/04/26 08:43:50 deraadt Exp $ */
@@ -24,7 +24,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cryptosoft.c,v 1.58 2021/04/05 01:22:22 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cryptosoft.c,v 1.59 2021/04/05 01:23:15 knakahara Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -775,32 +775,31 @@ swcr_newsession(void *arg, u_int32_t *sid, struct cryptoini *cri)
i = 1; /* NB: to silence compiler warning */
if (swcr_sessions == NULL || i == swcr_sesnum) {
+ u_int32_t newnum;
+ struct swcr_data **newsessions;
+
if (swcr_sessions == NULL) {
i = 1; /* We leave swcr_sessions[0] empty */
- swcr_sesnum = CRYPTO_SW_SESSIONS;
+ newnum = CRYPTO_SW_SESSIONS;
} else
- swcr_sesnum *= 2;
+ newnum = swcr_sesnum *= 2;
- swd = kmem_zalloc(swcr_sesnum * sizeof(struct swcr_data *),
+ newsessions = kmem_zalloc(newnum * sizeof(struct swcr_data *),
KM_NOSLEEP);
- if (swd == NULL) {
- /* Reset session number */
- if (swcr_sesnum == CRYPTO_SW_SESSIONS)
- swcr_sesnum = 0;
- else
- swcr_sesnum /= 2;
+ if (newsessions == NULL) {
return ENOBUFS;
}
/* Copy existing sessions */
if (swcr_sessions) {
- memcpy(swd, swcr_sessions,
- (swcr_sesnum / 2) * sizeof(struct swcr_data *));
+ memcpy(newsessions, swcr_sessions,
+ swcr_sesnum * sizeof(struct swcr_data *));
kmem_free(swcr_sessions,
- (swcr_sesnum / 2) * sizeof(struct swcr_data *));
+ swcr_sesnum * sizeof(struct swcr_data *));
}
- swcr_sessions = swd;
+ swcr_sesnum = newnum;
+ swcr_sessions = newsessions;
}
swd = &swcr_sessions[i];