1 files changed, 1 insertions, 0 deletions

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index a7381d55663a..30c1400e749e 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -497,6 +497,7 @@ void
 swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr,
                       dma_addr_t dma_handle)
 {
+        WARN_ON(irqs_disabled());
         if (!(vaddr >= (void *)io_tlb_start
                     && vaddr < (void *)io_tlb_end))
                 free_pages((unsigned long) vaddr, get_order(size));