diff options
Diffstat (limited to 'src/utils.c')
-rw-r--r-- | src/utils.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/utils.c b/src/utils.c index a1881f06..1c176f86 100644 --- a/src/utils.c +++ b/src/utils.c @@ -274,7 +274,7 @@ void osmo_str2lower(char *out, const char *in) unsigned int i; for (i = 0; i < strlen(in); i++) - out[i] = tolower(in[i]); + out[i] = tolower((const unsigned char)in[i]); out[strlen(in)] = '\0'; } @@ -287,7 +287,7 @@ void osmo_str2upper(char *out, const char *in) unsigned int i; for (i = 0; i < strlen(in); i++) - out[i] = toupper(in[i]); + out[i] = toupper((const unsigned char)in[i]); out[strlen(in)] = '\0'; } #endif /* HAVE_CTYPE_H */ |