remove unnecessary bracketing in unflatten

diff --git a/cmd/tools/unflatten.c b/cmd/tools/unflatten.c
index 3ee88e9888da784ef064597f8423e317ef01e56b..9296b57b4e5e0fbedb2bd1622c75e6446f8d970a 100644 (file)
--- a/cmd/tools/unflatten.c
+++ b/cmd/tools/unflatten.c
@@ -53,12 +53,12 @@ static int myoutdegree(Agnode_t *n)
 
 static int isleaf(Agnode_t * n)
 {
-    return ((myindegree(n) + myoutdegree(n)) == 1);
+    return myindegree(n) + myoutdegree(n) == 1;
 }
 
 static int ischainnode(Agnode_t * n)
 {
-    return ((myindegree(n) == 1) && myoutdegree(n) == 1);
+    return myindegree(n) == 1 && myoutdegree(n) == 1;
 }
 
 static void adjustlen(Agedge_t * e, Agsym_t * sym, int newlen)
@@ -110,7 +110,7 @@ static void transform(Agraph_t * g)
                if (isleaf(agtail(e))) {
                    str = agxget(e, m_ix);
                    if (str[0] == 0) {
-                       adjustlen(e, m_ix, (cnt % MaxMinlen) + 1);
+                       adjustlen(e, m_ix, cnt % MaxMinlen + 1);
                        cnt++;
                    }
                }
@@ -121,7 +121,7 @@ static void transform(Agraph_t * g)
                if (isleaf(e->node) || (Do_fans && ischainnode(e->node))) {
                    str = agxget(e, m_ix);
                    if (str[0] == 0)
-                       adjustlen(e, m_ix, (cnt % MaxMinlen) + 1);
+                       adjustlen(e, m_ix, cnt % MaxMinlen + 1);
                    cnt++;
                }
            }
@@ -159,7 +159,7 @@ static FILE *openFile(char *name, char *mode)
                cmd, name, modestr);
        exit(-1);
     }
-    return (fp);
+    return fp;
 }
 
 static char **scanargs(int argc, char **argv)
@@ -204,7 +204,7 @@ static char **scanargs(int argc, char **argv)
            break;
        }
     }
-    if (Do_fans && (MaxMinlen < 1))
+    if (Do_fans && MaxMinlen < 1)
        fprintf(stderr, "%s: Warning: -f requires -l flag\n", cmd);
     argv += optind;
     argc -= optind;