Don't compute value of offset during initialization. Assigning a value to
offset should happen after we have verified all of its components.
Signed-off-by: David Kershner <david.kershner@xxxxxxxxxx>
Reviewed-by: Tim Sell <timothy.sell@xxxxxxxxxx>
---
drivers/staging/unisys/visorbus/visorbus_main.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/unisys/visorbus/visorbus_main.c b/drivers/staging/unisys/visorbus/visorbus_main.c
index 589dff3..ea12499 100644
--- a/drivers/staging/unisys/visorbus/visorbus_main.c
+++ b/drivers/staging/unisys/visorbus/visorbus_main.c
@@ -743,11 +743,12 @@ static void write_vbus_chp_info(struct visorchannel *chan,
struct visor_vbus_headerinfo *hdr_info,
struct visor_vbus_deviceinfo *info)
{
- int off = sizeof(struct channel_header) + hdr_info->chp_info_offset;
+ int off;
if (hdr_info->chp_info_offset == 0)
return;
+ off = sizeof(struct channel_header) + hdr_info->chp_info_offset;
visorchannel_write(chan, off, info, sizeof(*info));
}
@@ -768,11 +769,11 @@ static void write_vbus_bus_info(struct visorchannel *chan,
struct visor_vbus_headerinfo *hdr_info,
struct visor_vbus_deviceinfo *info)
{
- int off = sizeof(struct channel_header) + hdr_info->bus_info_offset;
+ int off;
if (hdr_info->bus_info_offset == 0)
return;
-
+ off = sizeof(struct channel_header) + hdr_info->bus_info_offset;
visorchannel_write(chan, off, info, sizeof(*info));
}
@@ -795,13 +796,12 @@ static void write_vbus_dev_info(struct visorchannel *chan,
struct visor_vbus_deviceinfo *info,
unsigned int devix)
{
- int off =
- (sizeof(struct channel_header) + hdr_info->dev_info_offset) +
- (hdr_info->device_info_struct_bytes * devix);
+ int off;
if (hdr_info->dev_info_offset == 0)
return;
-
+ off = (sizeof(struct channel_header) + hdr_info->dev_info_offset) +
+ (hdr_info->device_info_struct_bytes * devix);
visorchannel_write(chan, off, info, sizeof(*info));
}
--
1.9.1
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