summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig7
-rw-r--r--lib/scatterlist.c4
2 files changed, 9 insertions, 2 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index df872659ddd3..a5ce0c7f6c30 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -508,4 +508,11 @@ config UCS2_STRING
source "lib/fonts/Kconfig"
+#
+# sg chaining option
+#
+
+config ARCH_HAS_SG_CHAIN
+ def_bool n
+
endmenu
diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index b4415fceb7e7..9cdf62f8accd 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -73,7 +73,7 @@ EXPORT_SYMBOL(sg_nents);
**/
struct scatterlist *sg_last(struct scatterlist *sgl, unsigned int nents)
{
-#ifndef ARCH_HAS_SG_CHAIN
+#ifndef CONFIG_ARCH_HAS_SG_CHAIN
struct scatterlist *ret = &sgl[nents - 1];
#else
struct scatterlist *sg, *ret = NULL;
@@ -255,7 +255,7 @@ int __sg_alloc_table(struct sg_table *table, unsigned int nents,
if (nents == 0)
return -EINVAL;
-#ifndef ARCH_HAS_SG_CHAIN
+#ifndef CONFIG_ARCH_HAS_SG_CHAIN
if (WARN_ON_ONCE(nents > max_ents))
return -EINVAL;
#endif