ia64cpuid.S: OPENSSL_cleanse to accept zero length parameter.

diff --git a/crypto/ia64cpuid.S b/crypto/ia64cpuid.S
index 1a03b028fcee8ab90fca61acd174d1e038311095..d705fff7ee7cfee9a4e901a2696627ed107f91a9 100644 (file)
--- a/crypto/ia64cpuid.S
+++ b/crypto/ia64cpuid.S
@@ -130,9 +130,11 @@ OPENSSL_wipe_cpu:
 .global        OPENSSL_cleanse#
 .proc  OPENSSL_cleanse#
 OPENSSL_cleanse:
+{ .mib;        cmp.eq          p6,p0=0,r33         // len==0
 #if defined(_HPUX_SOURCE) && !defined(_LP64)
-{ .mmi;        addp4           r32=0,r32       };;
+       addp4           r32=0,r32
 #endif
+(p6)   br.ret.spnt     b0              };;
 { .mib;        and             r2=7,r32
        cmp.leu         p6,p0=15,r33        // len>=15
 (p6)   br.cond.dptk    .Lot            };;