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Diffstat (limited to 'sound/soc/sof/ipc3-loader.c')
-rw-r--r--sound/soc/sof/ipc3-loader.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/sof/ipc3-loader.c b/sound/soc/sof/ipc3-loader.c
index 28218766d2..6e3ef06721 100644
--- a/sound/soc/sof/ipc3-loader.c
+++ b/sound/soc/sof/ipc3-loader.c
@@ -148,6 +148,8 @@ static size_t sof_ipc3_fw_parse_ext_man(struct snd_sof_dev *sdev)
head = (struct sof_ext_man_header *)fw->data;
remaining = head->full_size - head->header_size;
+ if (remaining < 0 || remaining > sdev->basefw.fw->size)
+ return -EINVAL;
ext_man_size = ipc3_fw_ext_man_size(sdev, fw);
/* Assert firmware starts with extended manifest */