X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fcryptomgr.c;h=2ebffb84f1d99552bc707162eeb26a9d08f4277f;hb=d5112a4f31a361409d3c57dc9d58dd69f8014bef;hp=ae54942e3b3102c54c72460a56022f5aae787061;hpb=492e2b63eb10c28f4f0b694264d74a8755cd1be0;p=linux-2.6

diff --git a/crypto/cryptomgr.c b/crypto/cryptomgr.c
index ae54942e3b..2ebffb84f1 100644
--- a/crypto/cryptomgr.c
+++ b/crypto/cryptomgr.c
@@ -17,6 +17,7 @@
 #include <linux/module.h>
 #include <linux/notifier.h>
 #include <linux/rtnetlink.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/workqueue.h>
 
@@ -39,26 +40,31 @@ struct cryptomgr_param {
 	char template[CRYPTO_MAX_ALG_NAME];
 };
 
-static void cryptomgr_probe(void *data)
+static void cryptomgr_probe(struct work_struct *work)
 {
-	struct cryptomgr_param *param = data;
+	struct cryptomgr_param *param =
+		container_of(work, struct cryptomgr_param, work);
 	struct crypto_template *tmpl;
 	struct crypto_instance *inst;
+	int err;
 
 	tmpl = crypto_lookup_template(param->template);
 	if (!tmpl)
 		goto err;
 
-	inst = tmpl->alloc(&param->alg, sizeof(param->alg));
-	if (IS_ERR(inst))
-		goto err;
-	else if ((err = crypto_register_instance(tmpl, inst))) {
-		tmpl->free(inst);
-		goto err;
-	}
+	do {
+		inst = tmpl->alloc(&param->alg, sizeof(param->alg));
+		if (IS_ERR(inst))
+			err = PTR_ERR(inst);
+		else if ((err = crypto_register_instance(tmpl, inst)))
+			tmpl->free(inst);
+	} while (err == -EAGAIN && !signal_pending(current));
 
 	crypto_tmpl_put(tmpl);
 
+	if (err)
+		goto err;
+
 out:
 	kfree(param);
 	return;
@@ -107,7 +113,7 @@ static int cryptomgr_schedule_probe(struct crypto_larval *larval)
 	param->larval.type = larval->alg.cra_flags;
 	param->larval.mask = larval->mask;
 
-	INIT_WORK(&param->work, cryptomgr_probe, param);
+	INIT_WORK(&param->work, cryptomgr_probe);
 	schedule_work(&param->work);
 
 	return NOTIFY_STOP;