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authorClement Perrochaud <clement.perrochaud@nxp.com>2014-04-08 11:13:49 +0000
committerSamuel Ortiz <sameo@linux.intel.com>2014-04-22 00:37:29 +0200
commit12b25dbf119337ce51dc93e5ecd7cbe891877328 (patch)
tree5637d0a50d2fba4b72e15d7c5e206768837dc7d3 /drivers/nfc
parent742b1f9fa292a1b8f5c8368464e114c9b71c2a81 (diff)
NFC: pn544_i2c: Fix null pointer exception when not using platform data
Fixes a null pointer exception occurring when the IRQ request in pn544_hci_i2c_probe fails and no platform data is available. Signed-off-by: Clément Perrochaud <clement.perrochaud@nxp.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc')
-rw-r--r--drivers/nfc/pn544/i2c.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/nfc/pn544/i2c.c b/drivers/nfc/pn544/i2c.c
index 5239e3b54120..440291ab7263 100644
--- a/drivers/nfc/pn544/i2c.c
+++ b/drivers/nfc/pn544/i2c.c
@@ -1029,8 +1029,12 @@ err_hci:
free_irq(client->irq, phy);
err_rti:
- if (pdata->free_resources != NULL)
+ if (!pdata) {
+ gpio_free(phy->gpio_en);
+ gpio_free(phy->gpio_fw);
+ } else if (pdata->free_resources) {
pdata->free_resources();
+ }
return r;
}