diff options
Diffstat (limited to 'src/common/util.c')
| -rw-r--r-- | src/common/util.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/common/util.c b/src/common/util.c index a140057dea..1849613512 100644 --- a/src/common/util.c +++ b/src/common/util.c @@ -1997,8 +1997,10 @@ read_all(tor_socket_t fd, char *buf, size_t count, int isSocket) size_t numread = 0; ssize_t result; - if (count > SIZE_T_CEILING || count > SSIZE_MAX) + if (count > SIZE_T_CEILING || count > SSIZE_MAX) { + errno = EINVAL; return -1; + } while (numread != count) { if (isSocket) @@ -2558,8 +2560,10 @@ read_file_to_str_until_eof(int fd, size_t max_bytes_to_read, size_t *sz_out) char *string = NULL; size_t string_max = 0; - if (max_bytes_to_read+1 >= SIZE_T_CEILING) + if (max_bytes_to_read+1 >= SIZE_T_CEILING) { + errno = EINVAL; return NULL; + } do { /* XXXX This "add 1K" approach is a little goofy; if we care about @@ -2655,6 +2659,7 @@ read_file_to_str(const char *filename, int flags, struct stat *stat_out) if ((uint64_t)(statbuf.st_size)+1 >= SIZE_T_CEILING) { close(fd); + errno = EINVAL; return NULL; } |