lib: fix whitespace

More places with trailing whitespace, and empty blank lines

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

lib/librte_cmdline/cmdline_cirbuf.c

@@ -464,4 +464,3 @@ cirbuf_get_tail(struct cirbuf * cbuf)
 {
 	return cbuf->buf[cbuf->end];
 }
-

lib/librte_cmdline/cmdline_parse.c

@@ -561,4 +561,3 @@ cmdline_complete(struct cmdline *cl, const char *buf, int *state,
 	}
 	return 0;
 }
-

lib/librte_cmdline/cmdline_rdline.c

@@ -695,4 +695,3 @@ rdline_miniprintf(struct rdline *rdl, const char * buf, unsigned int val)
 		}
 	}
 }
-

lib/librte_hash/rte_fbk_hash.c

@@ -226,4 +226,3 @@ rte_fbk_hash_free(struct rte_fbk_hash_table *ht)
 	rte_free(ht);
 	rte_free(te);
 }
-

lib/librte_lpm/rte_lpm.c

@@ -1006,4 +1006,3 @@ rte_lpm_delete_all(struct rte_lpm *lpm)
 	/* Delete all rules form the rules table. */
 	memset(lpm->rules_tbl, 0, sizeof(lpm->rules_tbl[0]) * lpm->max_rules);
 }
-

lib/librte_malloc/malloc_heap.c

@@ -206,4 +206,3 @@ malloc_heap_get_stats(const struct malloc_heap *heap,
 	socket_stats->alloc_count = heap->alloc_count;
 	return 0;
 }
-

lib/librte_vhost/libvirt/qemu-wrap.py

@@ -364,4 +364,3 @@ def main():
 
 if __name__ == "__main__":
     main()
-