Frederic Danis <frederic.danis@xxxxxxxxxxxxxxx> writes:
> tmp may be used uninitialized if ath6kl_bmi_read() returns an error.
>
> Signed-off-by: Frederic Danis <frederic.danis@xxxxxxxxxxxxxxx>
> ---
> drivers/net/wireless/ath/ath6kl/bmi.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/ath/ath6kl/bmi.h b/drivers/net/wireless/ath/ath6kl/bmi.h
> index 18fdd69..397a52f 100644
> --- a/drivers/net/wireless/ath/ath6kl/bmi.h
> +++ b/drivers/net/wireless/ath/ath6kl/bmi.h
> @@ -242,7 +242,8 @@ struct ath6kl_bmi_target_info {
> (void) (check_type == val); \
> addr = ath6kl_get_hi_item_addr(ar, HI_ITEM(item)); \
> ret = ath6kl_bmi_read(ar, addr, (u8 *) &tmp, 4); \
> - *val = le32_to_cpu(tmp); \
> + if (!ret) \
> + *val = le32_to_cpu(tmp); \
> ret; \
> })
I see new warnings with this patch:
drivers/net/wireless/ath/ath6kl/init.c: In function '__ath6kl_init_hw_start.part.5':
drivers/net/wireless/ath/ath6kl/init.c:1196:13: warning: 'board_ext_address' may be used uninitialized in this function [-Wuninitialized]
drivers/net/wireless/ath/ath6kl/init.c:1147:21: note: 'board_ext_address' was declared here
drivers/net/wireless/ath/ath6kl/init.c:1224:6: warning: 'board_address' may be used uninitialized in this function [-Wuninitialized]
drivers/net/wireless/ath/ath6kl/init.c:1147:6: note: 'board_address' was declared here
--
Kalle Valo
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