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-rw-r--r--drivers/base/firmware_class.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index bf424305f3dc..3d785ebb48d3 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -1105,6 +1105,9 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
if (!firmware_p)
return -EINVAL;
+ if (!name || name[0] == '\0')
+ return -EINVAL;
+
ret = _request_firmware_prepare(&fw, name, device);
if (ret <= 0) /* error or already assigned */
goto out;