commit b58afe6d6d3a53af165d5946f12c4b08c95acd58
author Christophe Ricard <christophe.ricard@gmail.com> Sat Apr 30 09:12:34 2016 +0200
committer Samuel Ortiz <sameo@linux.intel.com> Wed May 04 01:23:30 2016 +0200
tree 54edd9fe92a25790f4ca49ccfd8db5db691c9617
parent dfeb87df484d609aadef810dbb819830f5f9052a

nfc: st21nfca: Fix static checker warning 

Fix static checker warning:
drivers/nfc/st21nfca/i2c.c:530 st21nfca_hci_i2c_acpi_request_resources()
error: 'gpiod_ena' dereferencing possible ERR_PTR()

Fix so that if no enable gpio can be retrieved an -ENODEV is returned.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: dfa8070d7f64 ("nfc: st21nfca: Add support for acpi probing for i2c device.")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>