diff --git a/crypto777/jpeg/unix/jmemname.c b/crypto777/jpeg/unix/jmemname.c
index fd09935aa..e6a89ea11 100755
--- a/crypto777/jpeg/unix/jmemname.c
+++ b/crypto777/jpeg/unix/jmemname.c
@@ -70,7 +70,7 @@ extern void free JPP((void *ptr));
  */
 
 #ifndef TEMP_DIRECTORY		/* can override from jconfig.h or Makefile */
-#define TEMP_DIRECTORY  "/usr/tmp/" /* recommended setting for Unix */
+#define TEMP_DIRECTORY  "/tmp/" /* recommended setting for Unix */
 #endif
 
 static int next_file_num;	/* to distinguish among several temp files */
diff --git a/iguana/exchanges/LP_privkey.c b/iguana/exchanges/LP_privkey.c
index 246d961b3..95595ef05 100644
--- a/iguana/exchanges/LP_privkey.c
+++ b/iguana/exchanges/LP_privkey.c
@@ -597,10 +597,13 @@ char *LP_jpg(char *srcfile,char *destfile,int32_t power2,char *passphrase,char *
         }
         if ( decoded != 0 )
         {
-            decodedstr = calloc(1,len*2+1);
-            init_hexbytes_noT(decodedstr,decoded,len);
-            jaddstr(retjson,"decoded",decodedstr);
-            free(decodedstr);
+            if ( capacity > 0 )
+            {
+                decodedstr = calloc(1,len*2+1);
+                init_hexbytes_noT(decodedstr,decoded,len);
+                jaddstr(retjson,"decoded",decodedstr);
+                free(decodedstr);
+            }
             free(decoded);
         }
         if ( data != 0 )