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crypto: ux500 - fix error return code in hash_dma_final()

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Fix to return a negative error code from the error handling
case instead of 0, as returned elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Wei Yongjun 2013-03-22 21:18:44 +08:00 committed by Herbert Xu
parent 5cec26e984
commit eb16796302
1 changed files with 2 additions and 0 deletions
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2
drivers/crypto/ux500/hash/hash_core.c
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@ -939,6 +939,7 @@ static int hash_dma_final(struct ahash_request *req)
if (!ctx->device->dma.nents) {
dev_err(device_data->dev, "[%s] "
"ctx->device->dma.nents = 0", __func__);
ret = ctx->device->dma.nents;
goto out;
}
@ -946,6 +947,7 @@ static int hash_dma_final(struct ahash_request *req)
if (bytes_written != req->nbytes) {
dev_err(device_data->dev, "[%s] "
"hash_dma_write() failed!", __func__);
ret = bytes_written;
goto out;
}