__get_cpuid_max returns an unsigned value.
For consistency, store the result in an unsigned variable.
Found by running ./configure --extra-cflags=-Wconversion
Cc: Paolo Bonzini <pbonz...@redhat.com>
Cc: Richard Henderson <r...@twiddle.net>
Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
---
Richard, if appropriate pls queue this.
Thanks!
configure | 2 +-
util/bufferiszero.c | 2 +-
tcg/i386/tcg-target.c.inc | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/configure b/configure
index e1a31fb332..938f43a59a 100755
--- a/configure
+++ b/configure
@@ -2768,7 +2768,7 @@ cat > $TMPC << EOF
#include <cpuid.h>
int main(void) {
unsigned a, b, c, d;
- int max = __get_cpuid_max(0, 0);
+ unsigned max = __get_cpuid_max(0, 0);
if (max >= 1) {
__cpuid(1, a, b, c, d);
diff --git a/util/bufferiszero.c b/util/bufferiszero.c
index 695bb4ce28..ec3cd4ca15 100644
--- a/util/bufferiszero.c
+++ b/util/bufferiszero.c
@@ -272,7 +272,7 @@ static void init_accel(unsigned cache)
static void __attribute__((constructor)) init_cpuid_cache(void)
{
- int max = __get_cpuid_max(0, NULL);
+ unsigned max = __get_cpuid_max(0, NULL);
int a, b, c, d;
unsigned cache = 0;
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc
index 875311f795..4dab09f265 100644
--- a/tcg/i386/tcg-target.c.inc
+++ b/tcg/i386/tcg-target.c.inc
@@ -3747,7 +3747,7 @@ static void tcg_target_init(TCGContext *s)
{
#ifdef CONFIG_CPUID_H
unsigned a, b, c, d, b7 = 0;
- int max = __get_cpuid_max(0, 0);
+ unsigned max = __get_cpuid_max(0, 0);
if (max >= 7) {
/* BMI1 is available on AMD Piledriver and Intel Haswell CPUs. */
--
MST
