From: Vincent Brillault <git@lerya.net>
Date: Thu, 16 Apr 2015 19:33:02 +0000 (+0200)
Subject: Turbostat: Fix a 64b to 32b truncation
X-Git-Tag: collectd-5.5.0~24^2~13
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=c3daed0c76d923f37b1c7c1d6cf5ef9939a53791

Turbostat: Fix a 64b to 32b truncation

Found while compiling with clang and -Wshorten-64-to-32 enabled
---

diff --git a/src/turbostat.c b/src/turbostat.c
index 76b65cb6..1898db1e 100644
--- a/src/turbostat.c
+++ b/src/turbostat.c
@@ -301,7 +301,7 @@ read_msr(int fd, off_t offset, unsigned long long *msr)
  * Open a MSR device for reading, read the value asked for and close it.
  * This call will not affect the scheduling affinity of this thread.
  */
-static int __attribute__((warn_unused_result))
+static ssize_t __attribute__((warn_unused_result))
 get_msr(unsigned int cpu, off_t offset, unsigned long long *msr)
 {
 	ssize_t retval;