diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 876ba6d..8d2688f 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -422,9 +422,12 @@
 {
 	unsigned int offset = 0;
 	struct sg_mapping_iter miter;
+	unsigned long flags;
 
 	sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC);
 
+	local_irq_save(flags);
+
 	while (sg_miter_next(&miter) && offset < buflen) {
 		unsigned int len;
 
@@ -442,6 +445,7 @@
 
 	sg_miter_stop(&miter);
 
+	local_irq_restore(flags);
 	return offset;
 }