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-rw-r--r--crypto/cryptomgr.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/crypto/cryptomgr.c b/crypto/cryptomgr.c
index ae54942e3b31..9b5b15601068 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>
@@ -44,21 +45,25 @@ static void cryptomgr_probe(void *data)
struct cryptomgr_param *param = data;
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;

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