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Date: Mon, 29 Oct 2007 10:46:05 -0700
From: Auke Kok <auke-jan.h.kok@...el.com>
To: jeff@...zik.org
Cc: netdev@...r.kernel.org, shemminger@...ux-foundation.org
Subject: [PATCH 1/4] e1000e: fix sparse warnings
From: Stephen Hemminger <shemminger@...ux-foundation.org>
Fix sparse warnings from e1000e driver in net-2.6.24.
Added a sparse fix for module param arrays which can have int values
but only the array index needs to be unsigned. --Auke
Signed-off-by: Stephen Hemminger <shemminger@...ux-foundation.org>
Signed-off-by: Auke Kok <auke-jan.h.kok@...el.com>
---
drivers/net/e1000e/ethtool.c | 4 ++--
drivers/net/e1000e/param.c | 35 ++++++++++++++++++-----------------
2 files changed, 20 insertions(+), 19 deletions(-)
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 0666e62..6a39784 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -1680,8 +1680,8 @@ static int e1000_phys_id(struct net_device *netdev, u32 data)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
- if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
- data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
+ if (!data)
+ data = INT_MAX;
if (adapter->hw.phy.type == e1000_phy_ife) {
if (!adapter->blink_timer.function) {
diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index e4e655e..3327892 100644
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -52,10 +52,11 @@ MODULE_PARM_DESC(copybreak,
*/
#define E1000_PARAM_INIT { [0 ... E1000_MAX_NIC] = OPTION_UNSET }
-#define E1000_PARAM(X, desc) \
- static int __devinitdata X[E1000_MAX_NIC+1] = E1000_PARAM_INIT; \
- static int num_##X; \
- module_param_array_named(X, X, int, &num_##X, 0); \
+#define E1000_PARAM(X, desc) \
+ static int __devinitdata X[E1000_MAX_NIC+1] \
+ = E1000_PARAM_INIT; \
+ static unsigned int num_##X; \
+ module_param_array_named(X, X, int, &num_##X, 0); \
MODULE_PARM_DESC(X, desc);
@@ -124,9 +125,9 @@ E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround");
struct e1000_option {
enum { enable_option, range_option, list_option } type;
- char *name;
- char *err;
- int def;
+ const char *name;
+ const char *err;
+ int def;
union {
struct { /* range_option info */
int min;
@@ -139,8 +140,8 @@ struct e1000_option {
} arg;
};
-static int __devinit e1000_validate_option(int *value,
- struct e1000_option *opt,
+static int __devinit e1000_validate_option(unsigned int *value,
+ const struct e1000_option *opt,
struct e1000_adapter *adapter)
{
if (*value == OPTION_UNSET) {
@@ -213,7 +214,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
{ /* Transmit Interrupt Delay */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = range_option,
.name = "Transmit Interrupt Delay",
.err = "using default of "
@@ -232,7 +233,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
}
{ /* Transmit Absolute Interrupt Delay */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = range_option,
.name = "Transmit Absolute Interrupt Delay",
.err = "using default of "
@@ -277,7 +278,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
}
{ /* Receive Absolute Interrupt Delay */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = range_option,
.name = "Receive Absolute Interrupt Delay",
.err = "using default of "
@@ -296,7 +297,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
}
{ /* Interrupt Throttling Rate */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = range_option,
.name = "Interrupt Throttling Rate (ints/sec)",
.err = "using default of "
@@ -344,7 +345,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
}
{ /* Smart Power Down */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = enable_option,
.name = "PHY Smart Power Down",
.err = "defaulting to Disabled",
@@ -352,7 +353,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
};
if (num_SmartPowerDownEnable > bd) {
- int spd = SmartPowerDownEnable[bd];
+ unsigned int spd = SmartPowerDownEnable[bd];
e1000_validate_option(&spd, &opt, adapter);
if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN)
&& spd)
@@ -360,7 +361,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
}
}
{ /* Kumeran Lock Loss Workaround */
- struct e1000_option opt = {
+ const struct e1000_option opt = {
.type = enable_option,
.name = "Kumeran Lock Loss Workaround",
.err = "defaulting to Enabled",
@@ -368,7 +369,7 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
};
if (num_KumeranLockLoss > bd) {
- int kmrn_lock_loss = KumeranLockLoss[bd];
+ unsigned int kmrn_lock_loss = KumeranLockLoss[bd];
e1000_validate_option(&kmrn_lock_loss, &opt, adapter);
if (hw->mac.type == e1000_ich8lan)
e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw,
-
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