lib: Introduce igt_memdup()

Provide a helper to do the malloc()+memcpy() in one swift blow.

Reviewed-by: Bhanuprakash Modem <bhanuprakash.modem@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/igt_aux.c b/lib/igt_aux.c
index 1217f5e8..2445e483 100644
--- a/lib/igt_aux.c
+++ b/lib/igt_aux.c
@@ -1527,3 +1527,14 @@ uint64_t vfs_file_max(void)
 	}
 	return max;
 }
+
+void *igt_memdup(const void *ptr, size_t len)
+{
+	void *dup;
+
+	dup = malloc(len);
+	if (dup)
+		memcpy(dup, ptr, len);
+
+	return dup;
+}