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path: root/drivers/block/cryptoloop.c
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Diffstat (limited to 'drivers/block/cryptoloop.c')
-rw-r--r--drivers/block/cryptoloop.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c
index 5be6f998d8c..3d4261c39f1 100644
--- a/drivers/block/cryptoloop.c
+++ b/drivers/block/cryptoloop.c
@@ -57,9 +57,11 @@ cryptoloop_init(struct loop_device *lo, const struct loop_info64 *info)
mode = strsep(&cmsp, "-");
if (mode == NULL || strcmp(mode, "cbc") == 0)
- tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_CBC);
+ tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_CBC |
+ CRYPTO_TFM_REQ_MAY_SLEEP);
else if (strcmp(mode, "ecb") == 0)
- tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_ECB);
+ tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_ECB |
+ CRYPTO_TFM_REQ_MAY_SLEEP);
if (tfm == NULL)
return -EINVAL;