nfc: st21nfca: Fix static checker warning
authorChristophe Ricard <christophe.ricard@gmail.com>
Sat, 30 Apr 2016 07:12:34 +0000 (09:12 +0200)
committerSamuel Ortiz <sameo@linux.intel.com>
Tue, 3 May 2016 23:23:30 +0000 (01:23 +0200)
commitb58afe6d6d3a53af165d5946f12c4b08c95acd58
tree54edd9fe92a25790f4ca49ccfd8db5db691c9617
parentdfeb87df484d609aadef810dbb819830f5f9052a
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>
drivers/nfc/st21nfca/i2c.c