svn commit: r327866 - head/sys/crypto/aesni

[Conrad Meyer]

Author: cem
Date: Fri Jan 12 06:40:58 2018
New Revision: 327866
URL: https://svnweb.freebsd.org/changeset/base/327866

Log:
  aesni(4): Quiesce spurious GCC 6.3.0 -Wmaybe-uninitialized warnings
  
  Always initialize some variables GCC warns about.  They are initialized in
  every path where they are used, but GCC doesn't know that.
  
  Sponsored by:	Dell EMC Isilon

Modified:
  head/sys/crypto/aesni/aesni.c

Modified: head/sys/crypto/aesni/aesni.c
==============================================================================
--- head/sys/crypto/aesni/aesni.c	Fri Jan 12 06:37:53 2018	(r327865)
+++ head/sys/crypto/aesni/aesni.c	Fri Jan 12 06:40:58 2018	(r327866)
@@ -724,6 +724,8 @@ aesni_cipher_process(struct aesni_session *ses, struct
 			return (EINVAL);
 	}
 
+	ctx = NULL;
+	ctxidx = 0;
 	error = 0;
 	kt = is_fpu_kern_thread(0);
 	if (!kt) {
@@ -775,6 +777,9 @@ aesni_cipher_crypt(struct aesni_session *ses, struct c
 
 	KASSERT(ses->algo != CRYPTO_AES_NIST_GCM_16 || authcrd != NULL,
 	    ("AES_NIST_GCM_16 must include MAC descriptor"));
+
+	ivlen = 0;
+	authbuf = NULL;
 
 	buf = aesni_cipher_alloc(enccrd, crp, &allocated);
 	if (buf == NULL)