6.6-stable review patch. If anyone has any objections, please let me know.
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From: Jithu Joseph jithu.joseph@intel.com
commit 8c898ec07a2fc1d4694e81097a48e94a3816308d upstream.
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@intel.com Signed-off-by: Jithu Joseph jithu.joseph@intel.com Signed-off-by: Ashok Raj ashok.raj@intel.com Tested-by: Pengfei Xu pengfei.xu@intel.com Reviewed-by: Tony Luck tony.luck@intel.com Reviewed-by: Ilpo Järvinen ilpo.jarvinen@linux.intel.com Link: https://lore.kernel.org/r/20240125082254.424859-2-ashok.raj@intel.com Signed-off-by: Hans de Goede hdegoede@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/platform/x86/intel/ifs/load.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/platform/x86/intel/ifs/load.c +++ b/drivers/platform/x86/intel/ifs/load.c @@ -279,7 +279,8 @@ 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);