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These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git]
/
kernel
/
drivers
/
crypto
/
ccp
/
ccp-crypto-sha.c
diff --git
a/kernel/drivers/crypto/ccp/ccp-crypto-sha.c
b/kernel/drivers/crypto/ccp/ccp-crypto-sha.c
index
507b34e
..
d14b3f2
100644
(file)
--- a/
kernel/drivers/crypto/ccp/ccp-crypto-sha.c
+++ b/
kernel/drivers/crypto/ccp/ccp-crypto-sha.c
@@
-107,7
+107,15
@@
static int ccp_do_sha_update(struct ahash_request *req, unsigned int nbytes,
sg_init_one(&rctx->buf_sg, rctx->buf, rctx->buf_count);
sg = ccp_crypto_sg_table_add(&rctx->data_sg, &rctx->buf_sg);
sg_init_one(&rctx->buf_sg, rctx->buf, rctx->buf_count);
sg = ccp_crypto_sg_table_add(&rctx->data_sg, &rctx->buf_sg);
+ if (!sg) {
+ ret = -EINVAL;
+ goto e_free;
+ }
sg = ccp_crypto_sg_table_add(&rctx->data_sg, req->src);
sg = ccp_crypto_sg_table_add(&rctx->data_sg, req->src);
+ if (!sg) {
+ ret = -EINVAL;
+ goto e_free;
+ }
sg_mark_end(sg);
sg = rctx->data_sg.sgl;
sg_mark_end(sg);
sg = rctx->data_sg.sgl;
@@
-141,6
+149,11
@@
static int ccp_do_sha_update(struct ahash_request *req, unsigned int nbytes,
ret = ccp_crypto_enqueue_request(&req->base, &rctx->cmd);
ret = ccp_crypto_enqueue_request(&req->base, &rctx->cmd);
+ return ret;
+
+e_free:
+ sg_free_table(&rctx->data_sg);
+
return ret;
}
return ret;
}