From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 21 Oct 2017 16:27:56 +0200
The script "checkpatch.pl" pointed information out like the following.
CHECK: Please don't use multiple blank lines
Thus fix the affected source code places.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
crypto/ansi_cprng.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/crypto/ansi_cprng.c b/crypto/ansi_cprng.c
index 3d805bf6d0c6..b9ec1975dde7 100644
--- a/crypto/ansi_cprng.c
+++ b/crypto/ansi_cprng.c
@@ -40,7 +40,6 @@
* for implementation details
*/
-
struct prng_context {
spinlock_t prng_lock;
unsigned char rand_data[DEFAULT_BLK_SZ];
@@ -77,8 +76,8 @@ static void xor_vectors(unsigned char *in1, unsigned char *in2,
for (i = 0; i < size; i++)
out[i] = in1[i] ^ in2[i];
-
}
+
/*
* Returns DEFAULT_BLK_SZ bytes of random data per call
* returns 0 if generation succeeded, <0 if something went wrong
@@ -89,7 +88,6 @@ static int _get_more_prng_bytes(struct prng_context *ctx, int cont_test)
unsigned char tmp[DEFAULT_BLK_SZ];
unsigned char *output = NULL;
-
dbgprint(KERN_CRIT "Calling _get_more_prng_bytes for context %p\n",
ctx);
@@ -101,7 +99,6 @@ static int _get_more_prng_bytes(struct prng_context *ctx, int cont_test)
* This algorithm is a 3 stage state machine
*/
for (i = 0; i < 3; i++) {
-
switch (i) {
case 0:
/*
@@ -156,10 +153,8 @@ static int _get_more_prng_bytes(struct prng_context *ctx, int cont_test)
break;
}
-
/* do the encryption */
crypto_cipher_encrypt_one(ctx->tfm, output, tmp);
-
}
/*
@@ -190,7 +185,6 @@ static int get_prng_bytes(char *buf, size_t nbytes, struct prng_context *ctx,
unsigned int byte_count = (unsigned int)nbytes;
int err;
-
spin_lock_bh(&ctx->prng_lock);
if (ctx->flags & PRNG_NEED_RESET)
goto failure_indication;
@@ -214,7 +208,6 @@ static int get_prng_bytes(char *buf, size_t nbytes, struct prng_context *ctx,
dbgprint(KERN_CRIT "getting %d random bytes for context %p\n",
byte_count, ctx);
-
remainder:
if (ctx->rand_data_valid == DEFAULT_BLK_SZ &&
_get_more_prng_bytes(ctx, do_cont_test) < 0)
--
2.14.2
