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author | Patrick Mackinlay <pmackinlay@hotmail.com> | 2020-11-24 08:31:36 +0700 |
---|---|---|
committer | Patrick Mackinlay <pmackinlay@hotmail.com> | 2020-11-24 08:31:36 +0700 |
commit | f30e34652334acb322dec742714c2e136aab5819 (patch) | |
tree | 2a4a9718d10faba3bbf2f9a14c398e0b23cf833d | |
parent | 129b5b3382a8b1b1f0e7d75d0dcb15f1252b9a1c (diff) |
ceres: avoid crash when missing hard disk
-rw-r--r-- | src/mame/drivers/ceres.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/drivers/ceres.cpp b/src/mame/drivers/ceres.cpp index 5a0174cbf14..f323b4c869d 100644 --- a/src/mame/drivers/ceres.cpp +++ b/src/mame/drivers/ceres.cpp @@ -200,13 +200,15 @@ void ceres1_state::wfc_command(u8 command) case 2: LOG("read sector drive %d chs %d,%d,%d count %d\n", (m_wfc_sdh >> 3) & 3, m_wfc_cylinder & 0x3ff, (m_wfc_sdh >> 0) & 7, m_wfc_sector, m_wfc_count); - hard_disk_read(hdf, get_lbasector(hdf), m_wfc_sram); + if (hdf) + hard_disk_read(hdf, get_lbasector(hdf), m_wfc_sram); m_wfc_offset = 0; break; case 3: LOG("write sector drive %d chs %d,%d,%d count %d\n", (m_wfc_sdh >> 3) & 3, m_wfc_cylinder & 0x3ff, (m_wfc_sdh >> 0) & 7, m_wfc_sector, m_wfc_count); - hard_disk_write(hdf, get_lbasector(hdf), m_wfc_sram); + if (hdf) + hard_disk_write(hdf, get_lbasector(hdf), m_wfc_sram); m_wfc_offset = 0; break; case 4: |