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-rw-r--r--drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
index c04bdf070c87..d6fbef70c831 100644
--- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
+++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
@@ -1841,6 +1841,12 @@ static int bcm2835_mmal_probe(struct platform_device *pdev)
num_cameras = get_num_cameras(instance,
resolutions,
MAX_BCM2835_CAMERAS);
+
+ if (num_cameras < 1) {
+ ret = -ENODEV;
+ goto cleanup_mmal;
+ }
+
if (num_cameras > MAX_BCM2835_CAMERAS)
num_cameras = MAX_BCM2835_CAMERAS;
@@ -1940,6 +1946,9 @@ cleanup_gdev:
pr_info("%s: error %d while loading driver\n",
BM2835_MMAL_MODULE_NAME, ret);
+cleanup_mmal:
+ vchiq_mmal_finalise(instance);
+
return ret;
}