Eliminate unused pad calculations from header code

diff --git a/lib/header.c b/lib/header.c
index 9602976..0a08cda 100644 (file)
--- a/lib/header.c
+++ b/lib/header.c
@@ -226,7 +226,6 @@ unsigned headerSizeof(Header h, enum hMagic magicp)
 {
     indexEntry entry;
     unsigned int size = 0;
-    unsigned int pad = 0;
     int i;
 
     if (h == NULL)
@@ -266,7 +265,6 @@ unsigned headerSizeof(Header h, enum hMagic magicp)
            unsigned diff = typeSizes[type] - (size % typeSizes[type]);
            if (diff != typeSizes[type]) {
                size += diff;
-               pad += diff;
            }
        }
 
@@ -450,7 +448,6 @@ static void * doHeaderUnload(Header h,
     entryInfo pe;
     char * dataStart;
     char * te;
-    unsigned pad;
     unsigned len;
     int32_t il = 0;
     int32_t dl = 0;
@@ -464,7 +461,6 @@ static void * doHeaderUnload(Header h,
     headerUnsort(h);
 
     /* Compute (il,dl) for all tags, including those deleted in region. */
-    pad = 0;
     drlen = ndribbles = driplen = ndrips = 0;
     for (i = 0, entry = h->index; i < h->indexUsed; i++, entry++) {
        if (ENTRY_IS_REGION(entry)) {
@@ -489,7 +485,6 @@ static void * doHeaderUnload(Header h,
                    unsigned diff = typeSizes[type] - (dl % typeSizes[type]);
                    if (diff != typeSizes[type]) {
                        drlen += diff;
-                       pad += diff;
                        dl += diff;
                    }
                }
@@ -514,7 +509,6 @@ static void * doHeaderUnload(Header h,
            unsigned diff = typeSizes[type] - (dl % typeSizes[type]);
            if (diff != typeSizes[type]) {
                driplen += diff;
-               pad += diff;
                dl += diff;
            }
        }
@@ -538,7 +532,6 @@ static void * doHeaderUnload(Header h,
     pe = (entryInfo) &ei[2];
     dataStart = te = (char *) (pe + il);
 
-    pad = 0;
     for (i = 0, entry = h->index; i < h->indexUsed; i++, entry++) {
        const char * src;
        unsigned char *t;
@@ -623,7 +616,6 @@ static void * doHeaderUnload(Header h,
            if (diff != typeSizes[type]) {
                memset(te, 0, diff);
                te += diff;
-               pad += diff;
            }
        }