benchmarks: Use labs() for abs(long)

e.g. benchmarks/gem_wsim.c:2936:4: warning: absolute value function ‘abs’ given an argument of type ‘long int’ but has parameter of type ‘int’ which may cause truncation of value [-Wabsolute-value]

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Simon Ser <simon.ser@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/benchmarks/gem_syslatency.c b/benchmarks/gem_syslatency.c
index 7671dc43..d7cf0ed4 100644
--- a/benchmarks/gem_syslatency.c
+++ b/benchmarks/gem_syslatency.c
@@ -343,7 +343,7 @@ static unsigned long calibrate_nop(unsigned int target_us,
 		sz = loops * sz / elapsed(&t_start, &t_end) * 1e3 * target_us;
 		sz = ALIGN(sz, sizeof(uint32_t));
 	} while (elapsed(&t_0, &t_end) < 5 ||
-		 abs(sz - prev) > (sz * tolerance_pct / 100));
+		 labs(sz - prev) > (sz * tolerance_pct / 100));
 
 	close(fd);