diff options
| author | Gedare Bloom <gedare@rtems.org> | 2013-09-05 14:21:32 -0400 |
|---|---|---|
| committer | Gedare Bloom <gedare@rtems.org> | 2013-09-05 14:21:32 -0400 |
| commit | 5f040b88294225eab04625274bc6aa3dc68e710d (patch) | |
| tree | a4b3ef08811984d5026889134658e422bdb17cc8 | |
| parent | imfs: check return value from mkdir (diff) | |
| download | rtems-5f040b88294225eab04625274bc6aa3dc68e710d.tar.bz2 | |
sparse-disk: check return value from semaphore_obtain/release
In case obtain/release is unsuccessful, cause a fatal error.
| -rw-r--r-- | cpukit/libblock/src/sparse-disk.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/cpukit/libblock/src/sparse-disk.c b/cpukit/libblock/src/sparse-disk.c index 987ab6d806..ab6a25d53a 100644 --- a/cpukit/libblock/src/sparse-disk.c +++ b/cpukit/libblock/src/sparse-disk.c @@ -236,8 +236,12 @@ static int sparse_disk_read_write( uint8_t *buff; size_t buff_size; unsigned int bytes_handled; + rtems_status_code sc; - rtems_semaphore_obtain( sparse_disk->mutex, RTEMS_WAIT, RTEMS_NO_TIMEOUT ); + sc = rtems_semaphore_obtain(sparse_disk->mutex, RTEMS_WAIT, RTEMS_NO_TIMEOUT); + if (sc != RTEMS_SUCCESSFUL) { + rtems_fatal_error_occurred( 0xdeadbeef ); + } for ( req_buffer = 0; ( 0 <= rv ) && ( req_buffer < req->bufnum ); @@ -267,7 +271,10 @@ static int sparse_disk_read_write( } } - rtems_semaphore_release( sparse_disk->mutex ); + sc = rtems_semaphore_release( sparse_disk->mutex ); + if (sc != RTEMS_SUCCESSFUL) { + rtems_fatal_error_occurred( 0xdeadbeef ); + } if ( 0 > rv ) rtems_blkdev_request_done( req, RTEMS_IO_ERROR ); |