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drm/vmwgfx: Fix some static checker warnings

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Fix some minor issues that Coverity spotted in the code. None
of that are serious but they're all valid concerns so fixing
them makes sense.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Reviewed-by: Martin Krastev <krastevm@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210609172307.131929-5-zackr@vmware.com
This commit is contained in:
Zack Rusin
2021-06-09 13:23:02 -04:00
parent a12be02773
commit 74231041d1
10 changed files with 33 additions and 22 deletions
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6
drivers/gpu/drm/vmwgfx/vmwgfx_msg.c
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@@ -162,6 +162,7 @@ static unsigned long vmw_port_hb_out(struct rpc_channel *channel,
/* HB port can't access encrypted memory. */
if (hb && !mem_encrypt_active()) {
unsigned long bp = channel->cookie_high;
u32 channel_id = (channel->channel_id << 16);
si = (uintptr_t) msg;
di = channel->cookie_low;
@@ -169,7 +170,7 @@ static unsigned long vmw_port_hb_out(struct rpc_channel *channel,
VMW_PORT_HB_OUT(
(MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG,
msg_len, si, di,
VMWARE_HYPERVISOR_HB | (channel->channel_id << 16) |
VMWARE_HYPERVISOR_HB | channel_id |
VMWARE_HYPERVISOR_OUT,
VMW_HYPERVISOR_MAGIC, bp,
eax, ebx, ecx, edx, si, di);
@@ -217,6 +218,7 @@ static unsigned long vmw_port_hb_in(struct rpc_channel *channel, char *reply,
/* HB port can't access encrypted memory */
if (hb && !mem_encrypt_active()) {
unsigned long bp = channel->cookie_low;
u32 channel_id = (channel->channel_id << 16);
si = channel->cookie_high;
di = (uintptr_t) reply;
@@ -224,7 +226,7 @@ static unsigned long vmw_port_hb_in(struct rpc_channel *channel, char *reply,
VMW_PORT_HB_IN(
(MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG,
reply_len, si, di,
VMWARE_HYPERVISOR_HB | (channel->channel_id << 16),
VMWARE_HYPERVISOR_HB | channel_id,
VMW_HYPERVISOR_MAGIC, bp,
eax, ebx, ecx, edx, si, di);