diff options
Diffstat (limited to 'cpukit/libfs/src/dosfs/msdos_file.c')
| -rw-r--r-- | cpukit/libfs/src/dosfs/msdos_file.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/cpukit/libfs/src/dosfs/msdos_file.c b/cpukit/libfs/src/dosfs/msdos_file.c index ac09e0fbbb..e20b71b8e6 100644 --- a/cpukit/libfs/src/dosfs/msdos_file.c +++ b/cpukit/libfs/src/dosfs/msdos_file.c @@ -117,6 +117,8 @@ msdos_file_read(rtems_libio_t *iop, void *buffer, size_t count) ret = fat_file_read(iop->pathinfo.mt_entry, fat_fd, iop->offset, count, buffer); + if (ret > 0) + iop->offset += ret; rtems_semaphore_release(fs_info->vol_sema); return ret; @@ -163,8 +165,9 @@ msdos_file_write(rtems_libio_t *iop,const void *buffer, size_t count) * update file size in both fat-file descriptor and file control block if * file was extended */ - if (iop->offset + ret > fat_fd->fat_file_size) - fat_fd->fat_file_size = iop->offset + ret; + iop->offset += ret; + if (iop->offset > fat_fd->fat_file_size) + fat_fd->fat_file_size = iop->offset; rtems_semaphore_release(fs_info->vol_sema); return ret; |