diff options
| -rw-r--r-- | src/interface/efi/efi_autoexec.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/interface/efi/efi_autoexec.c b/src/interface/efi/efi_autoexec.c index d9ad3b990..44b8b645b 100644 --- a/src/interface/efi/efi_autoexec.c +++ b/src/interface/efi/efi_autoexec.c @@ -28,6 +28,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/timer.h> #include <ipxe/image.h> #include <ipxe/netdevice.h> +#include <ipxe/uri.h> #include <ipxe/efi/efi.h> #include <ipxe/efi/efi_utils.h> #include <ipxe/efi/efi_autoexec.h> @@ -111,6 +112,14 @@ static int efi_autoexec_network ( EFI_HANDLE handle, struct image **image ) { goto err_create; } + /* Do nothing unless we have a usable current working URI */ + if ( ! cwuri ) { + DBGC ( device, "EFI %s has no current working URI\n", + efi_handle_name ( device ) ); + rc = -ENOTTY; + goto err_cwuri; + } + /* Open network device */ if ( ( rc = netdev_open ( netdev ) ) != 0 ) { DBGC ( device, "EFI %s could not open net device: %s\n", @@ -130,6 +139,7 @@ static int efi_autoexec_network ( EFI_HANDLE handle, struct image **image ) { sync ( EFI_AUTOEXEC_TIMEOUT ); err_open: + err_cwuri: mnptemp_destroy ( netdev ); err_create: return rc; |