X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/03f60a6278574d259d07e54b3c32a78050a21cfd..0ec4b50ff9d82409f851ea04b6587c42f97f1bdb:/terminal.c

diff --git a/terminal.c b/terminal.c
index 5ab7e1bf..f3b2c8a3 100644
--- a/terminal.c
+++ b/terminal.c
@@ -4602,7 +4602,7 @@ int term_ldisc(Terminal *term, int option)
 /*
  * from_backend(), to get data from the backend for the terminal.
  */
-int from_backend(void *vterm, int is_stderr, char *data, int len)
+int from_backend(void *vterm, int is_stderr, const char *data, int len)
 {
     Terminal *term = (Terminal *)vterm;