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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/i2c/busses/i2c-taos-evm.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/i2c/busses/i2c-taos-evm.c')
-rw-r--r--drivers/i2c/busses/i2c-taos-evm.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-taos-evm.c b/drivers/i2c/busses/i2c-taos-evm.c
index 4c7fc2d47..210ca82f8 100644
--- a/drivers/i2c/busses/i2c-taos-evm.c
+++ b/drivers/i2c/busses/i2c-taos-evm.c
@@ -130,7 +130,13 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
return 0;
} else {
if (p[0] == 'x') {
- data->byte = simple_strtol(p + 1, NULL, 16);
+ /*
+ * Voluntarily dropping error code of kstrtou8 since all
+ * error code that it could return are invalid according
+ * to Documentation/i2c/fault-codes.
+ */
+ if (kstrtou8(p + 1, 16, &data->byte))
+ return -EPROTO;
return 0;
}
}