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authorTudor Ambarus <tudor.ambarus@microchip.com>2019-12-05 09:54:04 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2019-12-11 16:46:23 +0800
commit9a17007b4f45df178974c815d9155e9a586fd151 (patch)
tree83a6649983b46d084fd3fce1b6d656a730b6a3df
parent371731ec2179d5810683406e7fc284b41b127df7 (diff)
crypto: atmel-{sha,tdes} - Remove unused 'err' member of driver data
'err' member was initialized to 0 but its value never changed. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/atmel-sha.c6
-rw-r--r--drivers/crypto/atmel-tdes.c4
2 files changed, 0 insertions, 10 deletions
diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index 31818eda95f7..8ecc68b5b24b 100644
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -136,7 +136,6 @@ struct atmel_sha_dev {
void __iomem *io_base;
spinlock_t lock;
- int err;
struct tasklet_struct done_task;
struct tasklet_struct queue_task;
@@ -1027,7 +1026,6 @@ static int atmel_sha_hw_init(struct atmel_sha_dev *dd)
if (!(SHA_FLAGS_INIT & dd->flags)) {
atmel_sha_write(dd, SHA_CR, SHA_CR_SWRST);
dd->flags |= SHA_FLAGS_INIT;
- dd->err = 0;
}
return 0;
@@ -1403,10 +1401,6 @@ static int atmel_sha_done(struct atmel_sha_dev *dd)
if (SHA_FLAGS_DMA_ACTIVE & dd->flags) {
dd->flags &= ~SHA_FLAGS_DMA_ACTIVE;
atmel_sha_update_dma_stop(dd);
- if (dd->err) {
- err = dd->err;
- goto finish;
- }
}
if (SHA_FLAGS_OUTPUT_READY & dd->flags) {
/* hash or semi-hash ready */
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index cf53b57880a2..b1b8df5b63de 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -102,7 +102,6 @@ struct atmel_tdes_dev {
int irq;
unsigned long flags;
- int err;
spinlock_t lock;
struct crypto_queue queue;
@@ -228,7 +227,6 @@ static int atmel_tdes_hw_init(struct atmel_tdes_dev *dd)
if (!(dd->flags & TDES_FLAGS_INIT)) {
atmel_tdes_write(dd, TDES_CR, TDES_CR_SWRST);
dd->flags |= TDES_FLAGS_INIT;
- dd->err = 0;
}
return 0;
@@ -1112,8 +1110,6 @@ static void atmel_tdes_done_task(unsigned long data)
else
err = atmel_tdes_crypt_dma_stop(dd);
- err = dd->err ? : err;
-
if (dd->total && !err) {
if (dd->flags & TDES_FLAGS_FAST) {
dd->in_sg = sg_next(dd->in_sg);