diff options
| -rw-r--r-- | sys/kern/kern_descrip.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c index d122e89..dd14267 100644 --- a/sys/kern/kern_descrip.c +++ b/sys/kern/kern_descrip.c @@ -205,11 +205,20 @@ fd_rw(unsigned int fd, void *buf, size_t count, uint8_t write) goto done; } + /* End of file? */ + if (n == 0) { + retval = 0; + goto done; + } + if (copyout(kbuf, buf, count) < 0) { retval = -EFAULT; goto done; } } + + /* Increment the offset per read */ + filedes->offset += n; retval = count; done: if (kbuf != NULL) { |