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authorHerbert Xu <herbert@gondor.apana.org.au>2022-01-19 09:58:40 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2022-01-31 03:21:44 +0300
commit66eae850333d639fc278d6f915c6fc01499ea893 (patch)
tree762c1725b95e6da5650e3af44230401967c84fbe /crypto/authenc.c
parentc2a28fdb2f4e0b1676709426d80a986dd601200e (diff)
downloadlinux-66eae850333d639fc278d6f915c6fc01499ea893.tar.xz
crypto: authenc - Fix sleep in atomic context in decrypt_tail
The function crypto_authenc_decrypt_tail discards its flags argument and always relies on the flags from the original request when starting its sub-request. This is clearly wrong as it may cause the SLEEPABLE flag to be set when it shouldn't. Fixes: 92d95ba91772 ("crypto: authenc - Convert to new AEAD interface") Reported-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/authenc.c')
-rw-r--r--crypto/authenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 670bf1a01d00..17f674a7cdff 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -253,7 +253,7 @@ static int crypto_authenc_decrypt_tail(struct aead_request *req,
dst = scatterwalk_ffwd(areq_ctx->dst, req->dst, req->assoclen);
skcipher_request_set_tfm(skreq, ctx->enc);
- skcipher_request_set_callback(skreq, aead_request_flags(req),
+ skcipher_request_set_callback(skreq, flags,
req->base.complete, req->base.data);
skcipher_request_set_crypt(skreq, src, dst,
req->cryptlen - authsize, req->iv);