Virus: Fix dot command segfault

2012-12-15 19:42:54 +02:00 · 2012-12-15 19:42:54 +02:00 · d30dbda897
parent 9bd76d6c15
commit d30dbda897
1 changed files with 1 additions and 1 deletions
--- a/virus.c
+++ b/virus.c
@ -2647,7 +2647,7 @@ static Byte *char_insert(Byte * p, Byte c)  // insert the char c at 'p'
          p = text_hole_delete (p, p);  // shrink buffer 1 char
 #ifdef BB_FEATURE_VI_DOT_CMD
          // also rmove char from last_modifying_cmd
-          if (strlen((char *) last_modifying_cmd) > 0) {
+          if (last_modifying_cmd && (strlen((char *) last_modifying_cmd) > 0)) {
              Byte *q;

              q = last_modifying_cmd;