diff options
Diffstat (limited to 'src/temp/mkostemps.c')
| -rw-r--r-- | src/temp/mkostemps.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/src/temp/mkostemps.c b/src/temp/mkostemps.c index 804a5475..d87d4b66 100644 --- a/src/temp/mkostemps.c +++ b/src/temp/mkostemps.c @@ -9,18 +9,15 @@ char *__randname(char *); int __mkostemps(char *template, int len, int flags) { - if (len < 0) return EINVAL; - - size_t l = strlen(template)-len; - if (l < 6 || strncmp(template+l-6, "XXXXXX", 6)) { + size_t l = strlen(template); + if (l<6 || len>l-6 || strncmp(template+l-len-6, "XXXXXX", 6)) { errno = EINVAL; - *template = 0; return -1; } int fd, retries = 100; while (retries--) { - __randname(template+l-6); + __randname(template+l-len-6); if ((fd = open(template, flags | O_RDWR | O_CREAT | O_EXCL, 0600))>=0) return fd; if (errno != EEXIST) return -1; |