tesseractmain: Fix unterminated string

Coverity bug report: CID 1270421 "Buffer not null terminated". Signed-off-by: Stefan Weil <[email protected]>
tesseract-ocr · Nov 24, 2015 · 03f37c0 · 03f37c0
1 parent 9c13a15
commit 03f37c0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/api/tesseractmain.cpp b/api/tesseractmain.cpp
@@ -186,10 +186,11 @@ int main(int argc, char **argv) {
     exit(1);
   }
 
-  char opt1[255], opt2[255];
+  char opt1[256], opt2[255];
   for (arg = 0; arg < argc; arg++) {
     if (strcmp(argv[arg], "-c") == 0 && arg + 1 < argc) {
       strncpy(opt1, argv[arg + 1], 255);
+      opt1[255] = '\0';
       char *p = strchr(opt1, '=');
       if (!p) {
         fprintf(stderr, "Missing = in configvar assignment\n");