um: virt-pci: Fix 32-bit compile

[ Upstream commit d73820df64 ]

There were a few 32-bit compile warnings that of course
turned into errors with -Werror, fix the 32-bit build.

Fixes: 68f5d3f3b6 ("um: add PCI over virtio emulation driver")
Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Johannes Berg 2021-09-15 20:30:20 +02:00 committed by Greg Kroah-Hartman
parent c3d5f26769
commit b53c2307b1

View file

@ -181,15 +181,15 @@ static unsigned long um_pci_cfgspace_read(void *priv, unsigned int offset,
/* buf->data is maximum size - we may only use parts of it */
struct um_pci_message_buffer *buf;
u8 *data;
unsigned long ret = ~0ULL;
unsigned long ret = ULONG_MAX;
if (!dev)
return ~0ULL;
return ULONG_MAX;
buf = get_cpu_var(um_pci_msg_bufs);
data = buf->data;
memset(data, 0xff, sizeof(data));
memset(buf->data, 0xff, sizeof(buf->data));
switch (size) {
case 1:
@ -304,7 +304,7 @@ static unsigned long um_pci_bar_read(void *priv, unsigned int offset,
/* buf->data is maximum size - we may only use parts of it */
struct um_pci_message_buffer *buf;
u8 *data;
unsigned long ret = ~0ULL;
unsigned long ret = ULONG_MAX;
buf = get_cpu_var(um_pci_msg_bufs);
data = buf->data;