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-rw-r--r--include/net/9p/9p.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h
index 24a509f559ee..13abe013af21 100644
--- a/include/net/9p/9p.h
+++ b/include/net/9p/9p.h
@@ -331,6 +331,9 @@ enum p9_qid_t {
/* size of header for zero copy read/write */
#define P9_ZC_HDR_SZ 4096
+/* maximum length of an error string */
+#define P9_ERRMAX 128
+
/**
* struct p9_qid - file system entity information
* @type: 8-bit type &p9_qid_t