diff options
Diffstat (limited to 'c/src/exec/libcsupport/src/lseek.c')
-rw-r--r-- | c/src/exec/libcsupport/src/lseek.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/c/src/exec/libcsupport/src/lseek.c b/c/src/exec/libcsupport/src/lseek.c index 514f8cd912..cd8046356f 100644 --- a/c/src/exec/libcsupport/src/lseek.c +++ b/c/src/exec/libcsupport/src/lseek.c @@ -24,15 +24,19 @@ off_t lseek( { rtems_libio_t *iop; + rtems_libio_check_fd( fd ); + iop = rtems_libio_iop( fd ); + /* * If this file descriptor is mapped to an external set of handlers, * then pass the request on to them. */ - if ( rtems_file_descriptor_type( fd ) ) { + if ( iop->flags & LIBIO_FLAGS_HANDLER_MASK ) { rtems_libio_lseek_t fp; - fp = rtems_libio_handlers[rtems_file_descriptor_type_index(fd)].lseek; + fp = rtems_libio_handlers[ + (iop->flags >> LIBIO_FLAGS_HANDLER_SHIFT) - 1].lseek; if ( fp == NULL ) set_errno_and_return_minus_one( EBADF ); @@ -43,9 +47,6 @@ off_t lseek( * Now process the lseek(). */ - iop = rtems_libio_iop( fd ); - rtems_libio_check_fd( fd ); - switch ( whence ) { case SEEK_SET: iop->offset = offset; |