diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/transitions/librm_mgmt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/arch/x86/transitions/librm_mgmt.c b/src/arch/x86/transitions/librm_mgmt.c index 8776f285..8144e767 100644 --- a/src/arch/x86/transitions/librm_mgmt.c +++ b/src/arch/x86/transitions/librm_mgmt.c @@ -197,7 +197,8 @@ static void * ioremap_pages ( unsigned long bus_addr, size_t len ) { DBGC ( &io_pages, "IO mapping %08lx+%zx\n", bus_addr, len ); /* Sanity check */ - assert ( len != 0 ); + if ( ! len ) + return NULL; /* Round down start address to a page boundary */ start = ( bus_addr & ~( IO_PAGE_SIZE - 1 ) ); |