From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 17 Nov 2015 15:45:32 +0100
The variable "ret" was set more often than necessary by the
init_ixp_crypto() function.
* Omit its initialisation at the beginning.
* Use an error return code in two cases directly.
* Improve compliance with the Linux coding style convention.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/crypto/ixp4xx_crypto.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index e52496a..79b6958 100644
--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -433,17 +433,17 @@ static void crypto_done_action(unsigned long arg)
static int init_ixp_crypto(struct device *dev)
{
- int ret = -ENODEV;
+ int ret;
u32 msg[2] = { 0, 0 };
if (! ( ~(*IXP4XX_EXP_CFG2) & (IXP4XX_FEATURE_HASH |
IXP4XX_FEATURE_AES | IXP4XX_FEATURE_DES))) {
printk(KERN_ERR "ixp_crypto: No HW crypto available\n");
- return ret;
+ return -ENODEV;
}
npe_c = npe_request(NPE_ID);
if (!npe_c)
- return ret;
+ return -ENODEV;
if (!npe_running(npe_c)) {
ret = npe_load_firmware(npe_c, npe_name(npe_c), dev);
@@ -481,13 +481,14 @@ static int init_ixp_crypto(struct device *dev)
BUILD_BUG_ON(SHA1_DIGEST_SIZE > sizeof(struct buffer_desc));
buffer_pool = dma_pool_create("buffer", dev,
sizeof(struct buffer_desc), 32, 0);
- ret = -ENOMEM;
if (!buffer_pool) {
+ ret = -ENOMEM;
goto err;
}
ctx_pool = dma_pool_create("context", dev,
NPE_CTX_LEN, 16, 0);
if (!ctx_pool) {
+ ret = -ENOMEM;
goto err;
}
ret = qmgr_request_queue(SEND_QID, NPE_QLEN_TOTAL, 0, 0,
--
2.6.2
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