Staging: dgnc: Fix checking return value of register_chrdev
The failure code is negative. So check <0 instead of <=0.
Return the failure code instead of -ENXIO.
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
index c1d1a97..fa1ee79 100644
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -251,9 +251,9 @@
* Register management/dpa devices
*/
rc = register_chrdev(0, "dgnc", &dgnc_BoardFops);
- if (rc <= 0) {
+ if (rc < 0) {
pr_err(DRVSTR ": Can't register dgnc driver device (%d)\n", rc);
- return -ENXIO;
+ return rc;
}
dgnc_Major = rc;