Fix off by one error in line parsing

2 files changed, 9 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index 63cf085..d65639d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+0.5:
+    * Fix line off by one error.
+
 0.4:
     * Add regexCounter variable for 64 bit values
     * Fix assertion when selecting text at end of line
diff --git a/module/bsnmp-regex.c b/module/bsnmp-regex.c
index d30679b..ffc22c1 100644
--- a/module/bsnmp-regex.c
+++ b/module/bsnmp-regex.c
@@ -484,15 +484,15 @@ io_data (int fd, void *user_data)
         for (;;) {
             t = strchr (line_buffer, '\n');
             if (t == NULL) {
-                /* Break really long lines */
-                if (len >= LINE_LENGTH - 1)
-                    t = line_buffer + len;
-                else
+                /* Wait for more data */
+                if (len < LINE_LENGTH - 1)
                     break;
+                /* Break really long lines */
+                n = t = line_buffer + len;
+            } else {
+                n = t + 1;
             }
 
-            n = t + 1;
-
             /* Break line (also DOS line) */
             *t = 0;
             if (line_buffer != t && *(t - 1) == '\r')