hc
2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d
kernel/drivers/ata/pata_marvell.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23 * Marvell PATA driver.
34 *
....@@ -82,6 +83,8 @@
8283 switch(ap->port_no)
8384 {
8485 case 0:
86
+ if (!ap->ioaddr.bmdma_addr)
87
+ return ATA_CBL_PATA_UNK;
8588 if (ioread8(ap->ioaddr.bmdma_addr + 1) & 1)
8689 return ATA_CBL_PATA40;
8790 return ATA_CBL_PATA80;