[PATCH] staging: media: omap4iss: fix error return code in iss_probe()

[Jia-Ju Bai]

When omap4iss_get() returns NULL, no error return code is assigned.
To fix this bug, ret is assigned with -EINVAL as error return code.

Reported-by: TOTE Robot <os...@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1...@gmail.com>
---
 drivers/staging/media/omap4iss/iss.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/media/omap4iss/iss.c 
b/drivers/staging/media/omap4iss/iss.c
index dae9073e7d3c..085397045b36 100644
--- a/drivers/staging/media/omap4iss/iss.c
+++ b/drivers/staging/media/omap4iss/iss.c
@@ -1236,8 +1236,10 @@ static int iss_probe(struct platform_device *pdev)
        if (ret < 0)
                goto error;
 
-       if (!omap4iss_get(iss))
+       if (!omap4iss_get(iss)) {
+               ret = -EINVAL;
                goto error;
+       }
 
        ret = iss_reset(iss);
        if (ret < 0)
-- 
2.17.1