Merge pull request #1022 from Chocobo1/cppcheck

Fix warnings found by cppcheck

diff --combined src/proc_net_softnet_stat.c
index b504532276c990d72085add25e13bb0abf709706,007d97938f65fabed9430a3657d889e5b4834da0..b013158639b8d2aa3f351b5ef0a81d19d213caf7
--- 1/src/proc_net_softnet_stat.c
--- 2/src/proc_net_softnet_stat.c
+++ b/src/proc_net_softnet_stat.c
@@@ -41,16 -41,16 +41,16 @@@ int do_proc_net_softnet_stat(int update
  
      if(lines > 200) lines = 200;
      if(words > 50) words = 50;
-     
+ 
      if(unlikely(!data || lines > allocated_lines || words > allocated_columns)) {
          freez(data);
          allocated_lines = lines;
          allocated_columns = words;
          data = mallocz((allocated_lines + 1) * allocated_columns * sizeof(uint32_t));
      }
-     
+ 
      // initialize to zero
-     bzero(data, (allocated_lines + 1) * allocated_columns * sizeof(uint32_t));
+     memset(data, 0, (allocated_lines + 1) * allocated_columns * sizeof(uint32_t));
  
      // parse the values
      for(l = 0; l < lines ;l++) {
@@@ -93,12 -93,12 +93,12 @@@
      if(do_per_core) {
          for(l = 0; l < lines ;l++) {
              char id[50+1];
 -            snprintfz(id, 50, "cpu%d_softnet_stat", l);
 +            snprintfz(id, 50, "cpu%u_softnet_stat", l);
  
              st = rrdset_find_bytype("cpu", id);
              if(!st) {
                  char title[100+1];
 -                snprintfz(title, 100, "CPU%d softnet_stat", l);
 +                snprintfz(title, 100, "CPU%u softnet_stat", l);
  
                  st = rrdset_create("cpu", id, NULL, "softnet_stat", NULL, title, "events/s", 4101 + l, update_every, RRDSET_TYPE_LINE);
                  for(w = 0; w < allocated_columns ;w++)