diff options
Diffstat (limited to 'arch/s390/crypto/paes_s390.c')
| -rw-r--r-- | arch/s390/crypto/paes_s390.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/s390/crypto/paes_s390.c b/arch/s390/crypto/paes_s390.c index 55ee5567a5..99ea3f12c5 100644 --- a/arch/s390/crypto/paes_s390.c +++ b/arch/s390/crypto/paes_s390.c @@ -125,17 +125,16 @@ struct s390_pxts_ctx { static inline int __paes_keyblob2pkey(struct key_blob *kb, struct pkey_protkey *pk) { - int i, ret; + int i, ret = -EIO; - /* try three times in case of failure */ - for (i = 0; i < 3; i++) { - if (i > 0 && ret == -EAGAIN && in_task()) + /* try three times in case of busy card */ + for (i = 0; ret && i < 3; i++) { + if (ret == -EBUSY && in_task()) { if (msleep_interruptible(1000)) return -EINTR; + } ret = pkey_keyblob2pkey(kb->key, kb->keylen, pk->protkey, &pk->len, &pk->type); - if (ret == 0) - break; } return ret; |