From 14e8429616a782002df61e15eb003b30dbd9df29 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Thu, 1 Dec 2016 14:39:07 +0100
Subject: Check that the value of -p is proper
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 src/cg-base.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/cg-base.c')

diff --git a/src/cg-base.c b/src/cg-base.c
index a8c7f71..d9da32a 100644
--- a/src/cg-base.c
+++ b/src/cg-base.c
@@ -653,7 +653,13 @@ int main(int argc, char* argv[])
       return 0;
     }
   else if (prio != NULL)
-    priority = (int64_t)atoll(prio);
+    {
+      char *end;
+      errno = 0;
+      priority = (int64_t)strtoll(prio, &end, 10);
+      if (errno || *end)
+	usage();
+    }
   
   if (!nulstrcmp(rule, "??"))
     {
-- 
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