1 files changed, 5 insertions, 3 deletions

diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 5199bb1a017e..2928afffbb81 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1072,10 +1072,12 @@ void qword_add(char **bpp, int *lp, char *str)
 
         if (len < 0) return;
 
-        ret = string_escape_str(str, &bp, len, ESCAPE_OCTAL, "\\ \n\t");
-        if (ret < 0 || ret == len)
+        ret = string_escape_str(str, bp, len, ESCAPE_OCTAL, "\\ \n\t");
+        if (ret >= len) {
+                bp += len;
                 len = -1;
-        else {
+        } else {
+                bp += ret;
                 len -= ret;
                 *bp++ = ' ';
                 len--;