X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fscatterlist.c;h=8d2688ff1352e7ca9c20c6ac28292216fb8640ac;hb=7decd1cb0305b97243f283fa7f4baf5fe613edeb;hp=876ba6d5b6704921866d25cc47b899a045fbe6c3;hpb=470fba7ebe60ad9185056b080b331abad24b4df9;p=linux-2.6-omap-h63xx.git

diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 876ba6d5b67..8d2688ff135 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -422,9 +422,12 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents,
 {
 	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 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents,
 
 	sg_miter_stop(&miter);
 
+	local_irq_restore(flags);
 	return offset;
 }