diff options
Diffstat (limited to 'validator/val_nsec3.c')
| -rw-r--r-- | validator/val_nsec3.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/validator/val_nsec3.c b/validator/val_nsec3.c index fe5091c0a384..548daf2bf0a7 100644 --- a/validator/val_nsec3.c +++ b/validator/val_nsec3.c @@ -731,8 +731,8 @@ label_compare_lower(uint8_t* lab1, uint8_t* lab2, size_t lablen) { size_t i; for(i=0; i<lablen; i++) { - if(tolower((int)*lab1) != tolower((int)*lab2)) { - if(tolower((int)*lab1) < tolower((int)*lab2)) + if(tolower((unsigned char)*lab1) != tolower((unsigned char)*lab2)) { + if(tolower((unsigned char)*lab1) < tolower((unsigned char)*lab2)) return -1; return 1; } |