diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/bus/ecam.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/drivers/bus/ecam.c b/src/drivers/bus/ecam.c index dd3e1e514..62baebeed 100644 --- a/src/drivers/bus/ecam.c +++ b/src/drivers/bus/ecam.c @@ -127,7 +127,7 @@ static int ecam_access ( struct pci_device *pci ) { /* Reuse mapping if possible */ if ( ( pci->busdevfn - ecam.range.start ) < ecam.range.count ) - return 0; + return ecam.rc; /* Clear any existing mapping */ if ( ecam.regs ) { @@ -145,6 +145,7 @@ static int ecam_access ( struct pci_device *pci ) { if ( ecam.range.start > pci->busdevfn ) { DBGC ( &ecam, "ECAM found no allocation for " PCI_FMT "\n", PCI_ARGS ( pci ) ); + rc = -ENOENT; goto err_find; } @@ -165,12 +166,13 @@ static int ecam_access ( struct pci_device *pci ) { DBGC ( &ecam, "ECAM %04x:[%02x-%02x] mapped [%08llx,%08llx) -> %p\n", le16_to_cpu ( ecam.alloc.segment ), ecam.alloc.start, ecam.alloc.end, base, ( base + len ), ecam.regs ); + ecam.rc = 0; return 0; iounmap ( ecam.regs ); err_ioremap: err_find: - ecam.range.count = 0; + ecam.rc = rc; return rc; } |