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-rw-r--r--include/errno.h8
-rw-r--r--lib/errno.c4
2 files changed, 10 insertions, 2 deletions
diff --git a/include/errno.h b/include/errno.h
index 3af539b9e9..652ad67306 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -8,7 +8,13 @@
#include <linux/errno.h>
-extern int errno;
+#ifdef __SANDBOX__
+#define __errno_asm_label asm("__u_boot_errno")
+#else
+#define __errno_asm_label
+#endif
+
+extern int errno __errno_asm_label;
#define __set_errno(val) do { errno = val; } while (0)
diff --git a/lib/errno.c b/lib/errno.c
index 8330a8fd14..ca0c756bd9 100644
--- a/lib/errno.c
+++ b/lib/errno.c
@@ -1 +1,3 @@
-int errno = 0;
+#include <errno.h>
+
+int errno __errno_asm_label = 0;