Fix integer overflow in getstat()

Merge request 16
2013-09-11 21:57:10 +10:00
parent c937826137 5c9c7c8b1f
commit 71305c095a
1 changed files with 2 additions and 1 deletions
--- a/proc/sysinfo.c
+++ b/proc/sysinfo.c
@@ -494,7 +494,8 @@ void getstat(jiff *restrict cuse, jiff *restrict cice, jiff *restrict csys, jiff
    getrunners(running, blocked);
  }

-  (*running)--;   // exclude vmstat itself
+  if(*running)
+    (*running)--;   // exclude vmstat itself

  if(need_vmstat_file){  /* Linux 2.5.40-bk4 and above */
    vminfo();