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Re: [PATCH 2/2] aspeed/i2c: Prevent uninitialized warning
From: |
Thomas Huth |
Subject: |
Re: [PATCH 2/2] aspeed/i2c: Prevent uninitialized warning |
Date: |
Tue, 21 Jan 2020 11:02:34 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 |
On 21/01/2020 10.28, address@hidden wrote:
> From: Miroslav Rezanina <address@hidden>
>
> Compiler reports uninitialized warning for cmd_flags variable.
>
> Adding NULL initialization to prevent this warning.
>
> Signed-off-by: Miroslav Rezanina <address@hidden>
> ---
> hw/i2c/aspeed_i2c.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/i2c/aspeed_i2c.c b/hw/i2c/aspeed_i2c.c
> index 2da04a4..445182a 100644
> --- a/hw/i2c/aspeed_i2c.c
> +++ b/hw/i2c/aspeed_i2c.c
> @@ -400,7 +400,7 @@ static bool aspeed_i2c_check_sram(AspeedI2CBus *bus)
>
> static void aspeed_i2c_bus_cmd_dump(AspeedI2CBus *bus)
> {
> - g_autofree char *cmd_flags;
> + g_autofree char *cmd_flags = NULL;
> uint32_t count;
>
> if (bus->cmd & (I2CD_RX_BUFF_ENABLE | I2CD_RX_BUFF_ENABLE)) {
Reviewed-by: Thomas Huth <address@hidden>
... maybe someone with enough Perl-foo (i.e. not me ;-)) should add a
check to our check_patch.pl script so that it complains when new code is
introduced that uses g_autofree without initializing the variable...