Re: [PATCH 1/5] platform/x86/intel/ifs: Call release_firmware() when handling errors.

From: Ilpo Järvinen
Date: Thu Jan 25 2024 - 08:05:55 EST


On Thu, 25 Jan 2024, Ashok Raj wrote:

> From: Jithu Joseph <jithu.joseph@xxxxxxxxx>
>
> Missing release_firmware() due to error handling blocked any future image
> loading.
>
> Fix the return code and release_fiwmare() to release the bad image.
>
> Fixes: 25a76dbb36dd ("platform/x86/intel/ifs: Validate image size")
> Reported-by: Pengfei Xu <pengfei.xu@xxxxxxxxx>
> Signed-off-by: Jithu Joseph <jithu.joseph@xxxxxxxxx>
> Signed-off-by: Ashok Raj <ashok.raj@xxxxxxxxx>
> Tested-by: Pengfei Xu <pengfei.xu@xxxxxxxxx>
> Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx>
> ---
> drivers/platform/x86/intel/ifs/load.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/platform/x86/intel/ifs/load.c b/drivers/platform/x86/intel/ifs/load.c
> index a1ee1a74fc3c..2cf3b4a8813f 100644
> --- a/drivers/platform/x86/intel/ifs/load.c
> +++ b/drivers/platform/x86/intel/ifs/load.c
> @@ -399,7 +399,8 @@ int ifs_load_firmware(struct device *dev)
> if (fw->size != expected_size) {
> dev_err(dev, "File size mismatch (expected %u, actual %zu). Corrupted IFS image.\n",
> expected_size, fw->size);
> - return -EINVAL;
> + ret = -EINVAL;
> + goto release;
> }
>
> ret = image_sanity_check(dev, (struct microcode_header_intel *)fw->data);
>

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>

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