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-rw-r--r--arch/s390/crypto/paes_s390.c11
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;