[PATCH] gpu/cuda: Add missing stdlib include

From: John Romein <redacted>

getenv needs stdlib.h to be included.

Bugzilla ID: 1133

Fixes: 24c77594e08f ("gpu/cuda: map GPU memory with GDRCopy")
Signed-off-by: John Romein <redacted>
---
NOTE: this is a post of https://github.com/DPDK/dpdk/pull/69 to the
      mailing list.

 drivers/gpu/cuda/gdrcopy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/cuda/gdrcopy.c b/drivers/gpu/cuda/gdrcopy.c
index 322a5dbeb20..f19ad396f14 100644
--- a/drivers/gpu/cuda/gdrcopy.c
+++ b/drivers/gpu/cuda/gdrcopy.c

@@ -2,6 +2,8 @@
  * Copyright (c) 2022 NVIDIA Corporation & Affiliates
  */
 
+#include <stdlib.h>
+
 #include "common.h"
 
 #ifdef DRIVERS_GPU_CUDA_GDRCOPY_H

---
2.40.1