diff options
| -rw-r--r-- | libbb/trim.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libbb/trim.c b/libbb/trim.c index be97d4924..78cf235dd 100644 --- a/libbb/trim.c +++ b/libbb/trim.c @@ -33,11 +33,11 @@ void trim(char *s) { - int len; + int len=strlen(s); /* trim trailing whitespace */ - while ( (len=strlen(s)) >= 1 && isspace(s[len-1])) - s[len-1]='\0'; + while ( len > 0 && isspace(s[len-1])) + s[--len]='\0'; /* trim leading whitespace */ memmove(s, &s[strspn(s, " \n\r\t\v")], len); |