Merge pull request #37 from daniel-k/pr/fix_mr_use_after_free

gdrdrv: fix use-after-free of variable mr in case of error
NVIDIA · Jul 6, 2018 · 8148051 · 8148051
2 parents 81c06d7 + 37a2e2f
commit 8148051
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/gdrdrv/gdrdrv.c b/gdrdrv/gdrdrv.c
@@ -418,8 +418,8 @@ static int gdrdrv_pin_buffer(gdr_info_t *info, void __user *_params)
     }
 
     if (ret && mr) {
-        kfree(mr);
         memset(mr, 0, sizeof(*mr));
+        kfree(mr);
         mr = NULL;
     }