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crypto: caam - Move common error handling code in two functions 

Move statements for error handling which were identical
in two if branches to the end of these functions.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Markus Elfring 2016-09-15 16:00:55 +02:00 committed by Herbert Xu
parent 9e6df0fdfc
commit 06435f3437
1 changed files with 14 additions and 12 deletions
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26
drivers/crypto/caam/caamhash.c
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@ -1231,9 +1231,7 @@ static int ahash_final_no_ctx(struct ahash_request *req)
state->buf_dma = dma_map_single(jrdev, buf, buflen, DMA_TO_DEVICE);
if (dma_mapping_error(jrdev, state->buf_dma)) {
dev_err(jrdev, "unable to map src\n");
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
goto unmap;
}
append_seq_in_ptr(desc, state->buf_dma, buflen, 0);
@ -1242,9 +1240,7 @@ static int ahash_final_no_ctx(struct ahash_request *req)
digestsize);
if (dma_mapping_error(jrdev, edesc->dst_dma)) {
dev_err(jrdev, "unable to map dst\n");
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
goto unmap;
}
edesc->src_nents = 0;
@ -1262,6 +1258,11 @@ static int ahash_final_no_ctx(struct ahash_request *req)
}
return ret;
unmap:
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
}
/* submit ahash update if it the first job descriptor after update */
@ -1453,18 +1454,14 @@ static int ahash_finup_no_ctx(struct ahash_request *req)
req->nbytes);
if (ret) {
dev_err(jrdev, "unable to map S/G table\n");
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
goto unmap;
}
edesc->dst_dma = map_seq_out_ptr_result(desc, jrdev, req->result,
digestsize);
if (dma_mapping_error(jrdev, edesc->dst_dma)) {
dev_err(jrdev, "unable to map dst\n");
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
goto unmap;
}
#ifdef DEBUG
@ -1481,6 +1478,11 @@ static int ahash_finup_no_ctx(struct ahash_request *req)
}
return ret;
unmap:
ahash_unmap(jrdev, edesc, req, digestsize);
kfree(edesc);
return -ENOMEM;
}
/* submit first update job descriptor after init */