crypto: drbg - fix semicolon.cocci warnings

crypto/drbg.c:1637:39-40: Unneeded semicolon

 Remove unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci

CC: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/drbg.c b/crypto/drbg.c
index ded8638..8b39f50 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1632,7 +1632,7 @@
 	drbg->ctr_handle = NULL;
 
 	if (drbg->ctr_req)
-		skcipher_request_free(drbg->ctr_req);;
+		skcipher_request_free(drbg->ctr_req);
 	drbg->ctr_req = NULL;
 
 	kfree(drbg->ctr_null_value_buf);