lib: test-unicode-break - Fix potential crash on empty lines

diff --git a/src/lib/test-unicode-break.c b/src/lib/test-unicode-break.c
index cd0428d4de41788691f8f4f8c7343452eef50d52..867d63ef7af08de0ea65ab909dab428ed0526553 100644 (file)
--- a/src/lib/test-unicode-break.c
+++ b/src/lib/test-unicode-break.c
@@ -76,8 +76,10 @@ test_ucd_file(const char *file,
                line_num++;
 
                /* remove any trailing whitespace and comment */
+               if (*line == '\0')
+                       continue;
                char *end = strchr(line, '#');
-               if (end == NULL && *line != '\0')
+               if (end == NULL)
                        end = &line[strlen(line) - 1];
                while ((end - 1) >= line && (end[-1] == '\t' || end[-1] == ' '))
                        end--;