1 files changed, 6 insertions, 0 deletions
diff --git a/include/errno.h b/include/errno.h
index 025816e067..496ccab0ee 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -2,6 +2,7 @@
 #define __ERRNO_H
 
 #include <asm-generic/errno.h>
+#include <linux/err.h>
 
 extern int errno;
 
@@ -9,4 +10,9 @@ void perror(const char *s);
 const char *errno_str(void);
 const char *strerror(int errnum);
 
+static inline const char *strerrorp(const void *errp)
+{
+	return strerror(-PTR_ERR(errp));
+}
+
 #endif /* __ERRNO_H */