memzero.h: Remove outdated comments

These comments were wrong.  Remove them instead of fixing them, since
now that we have this small header file, it's much easier to follow the
preprocessor conditionals.

Cc: Christian Göttsche <cgzones@googlemail.com>
Cc: Serge Hallyn <serge@hallyn.com>
Cc: Iker Pedrosa <ipedrosa@redhat.com>
Signed-off-by: Alejandro Colomar <alx@kernel.org>

diff --git a/lib/memzero.h b/lib/memzero.h
index 00000b9c4a9673e0b069414dc467831f311f7e86..49ddecbcdf6b45914a40ec71e869702628bcad8d 100644 (file)
--- a/lib/memzero.h
+++ b/lib/memzero.h
@@ -17,15 +17,15 @@
 
 #ifdef HAVE_MEMSET_EXPLICIT
 # define memzero(ptr, size) memset_explicit((ptr), 0, (size))
-#elif defined HAVE_EXPLICIT_BZERO      /* !HAVE_MEMSET_S */
+#elif defined HAVE_EXPLICIT_BZERO
 # define memzero(ptr, size) explicit_bzero((ptr), (size))
-#else                                  /* !HAVE_MEMSET_S && HAVE_EXPLICIT_BZERO */
+#else
 static inline void memzero(void *ptr, size_t size)
 {
        ptr = memset(ptr, '\0', size);
        __asm__ __volatile__ ("" : : "r"(ptr) : "memory");
 }
-#endif                                 /* !HAVE_MEMSET_S && !HAVE_EXPLICIT_BZERO */
+#endif
 
 #define strzero(s) memzero(s, strlen(s))       /* warning: evaluates twice */