net/ixgbe: fix offset value check
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Commit Message
The "and" condition offset == 0 && offset == NVM_INVALID_PTR
can never be true.
Signed-off-by: Congwen Zhang <zhang.congwen@zte.com.cn>
---
drivers/net/ixgbe/base/ixgbe_common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Comments
Hi,
On 08/07, Congwen Zhang wrote:
>The "and" condition offset == 0 && offset == NVM_INVALID_PTR
> can never be true.
A fix tag is missing here, you can refer to other fix commits in git log history.
and also cc stable@dpdk.org.
>
>Signed-off-by: Congwen Zhang <zhang.congwen@zte.com.cn>
>---
> drivers/net/ixgbe/base/ixgbe_common.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/net/ixgbe/base/ixgbe_common.c b/drivers/net/ixgbe/base/ixgbe_common.c
>index fb50719..e2ffbe6 100644
>--- a/drivers/net/ixgbe/base/ixgbe_common.c
>+++ b/drivers/net/ixgbe/base/ixgbe_common.c
>@@ -5040,7 +5040,7 @@ void ixgbe_get_oem_prod_version(struct ixgbe_hw *hw,
> hw->eeprom.ops.read(hw, NVM_OEM_PROD_VER_PTR, &offset);
>
> /* Return is offset to OEM Product Version block is invalid */
>- if (offset == 0x0 && offset == NVM_INVALID_PTR)
>+ if ((offset == 0x0) || (offset == NVM_INVALID_PTR))
> return;
>
> /* Read product version block */
>--
>1.8.3.1
>
For the patch, you can add my ack in next version.
Acked-by: Xiaolong Ye <xiaolong.ye@intel.com>
@@ -5040,7 +5040,7 @@ void ixgbe_get_oem_prod_version(struct ixgbe_hw *hw,
hw->eeprom.ops.read(hw, NVM_OEM_PROD_VER_PTR, &offset);
/* Return is offset to OEM Product Version block is invalid */
- if (offset == 0x0 && offset == NVM_INVALID_PTR)
+ if ((offset == 0x0) || (offset == NVM_INVALID_PTR))
return;
/* Read product version block */