mm: cma: Don't crash on allocation if CMA area can't be activated

[cascardo/linux.git] / mm / cma.c

diff --git a/mm/cma.c b/mm/cma.c
index 963bc4a..5aa1a6f 100644 (file)
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -124,6 +124,7 @@ static int __init cma_activate_area(struct cma *cma)
 
 err:
        kfree(cma->bitmap);
+       cma->count = 0;
        return -EINVAL;
 }