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 76b65cb64b1efed2e8fcf9afacd9daedef454ae3..1898db1e344b4327eac7b3017be2fb5436c342e2 100644 (file)
--- 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;