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-rw-r--r--sound/soc/codecs/sigmadsp.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/codecs/sigmadsp.c b/sound/soc/codecs/sigmadsp.c
index f2de7e049bc6..81a38dd9af1f 100644
--- a/sound/soc/codecs/sigmadsp.c
+++ b/sound/soc/codecs/sigmadsp.c
@@ -159,6 +159,13 @@ int _process_sigma_firmware(struct device *dev,
goto done;
}
+ if (ssfw_head->version != 1) {
+ dev_err(dev,
+ "Failed to load firmware: Invalid version %d. Supported firmware versions: 1\n",
+ ssfw_head->version);
+ goto done;
+ }
+
crc = crc32(0, fw->data + sizeof(*ssfw_head),
fw->size - sizeof(*ssfw_head));
pr_debug("%s: crc=%x\n", __func__, crc);