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path: root/drivers/soundwire/mipi_disco.c
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Diffstat (limited to 'drivers/soundwire/mipi_disco.c')
-rw-r--r--drivers/soundwire/mipi_disco.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c
index 55a9c51c84..e5d9df26d4 100644
--- a/drivers/soundwire/mipi_disco.c
+++ b/drivers/soundwire/mipi_disco.c
@@ -66,8 +66,10 @@ int sdw_master_read_prop(struct sdw_bus *bus)
prop->clk_freq = devm_kcalloc(bus->dev, prop->num_clk_freq,
sizeof(*prop->clk_freq),
GFP_KERNEL);
- if (!prop->clk_freq)
+ if (!prop->clk_freq) {
+ fwnode_handle_put(link);
return -ENOMEM;
+ }
fwnode_property_read_u32_array(link,
"mipi-sdw-clock-frequencies-supported",
@@ -92,8 +94,10 @@ int sdw_master_read_prop(struct sdw_bus *bus)
prop->clk_gears = devm_kcalloc(bus->dev, prop->num_clk_gears,
sizeof(*prop->clk_gears),
GFP_KERNEL);
- if (!prop->clk_gears)
+ if (!prop->clk_gears) {
+ fwnode_handle_put(link);
return -ENOMEM;
+ }
fwnode_property_read_u32_array(link,
"mipi-sdw-supported-clock-gears",
@@ -116,6 +120,8 @@ int sdw_master_read_prop(struct sdw_bus *bus)
fwnode_property_read_u32(link, "mipi-sdw-command-error-threshold",
&prop->err_threshold);
+ fwnode_handle_put(link);
+
return 0;
}
EXPORT_SYMBOL(sdw_master_read_prop);
@@ -197,8 +203,10 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave,
dpn[i].num_words,
sizeof(*dpn[i].words),
GFP_KERNEL);
- if (!dpn[i].words)
+ if (!dpn[i].words) {
+ fwnode_handle_put(node);
return -ENOMEM;
+ }
fwnode_property_read_u32_array(node,
"mipi-sdw-port-wordlength-configs",
@@ -236,8 +244,10 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave,
dpn[i].num_channels,
sizeof(*dpn[i].channels),
GFP_KERNEL);
- if (!dpn[i].channels)
+ if (!dpn[i].channels) {
+ fwnode_handle_put(node);
return -ENOMEM;
+ }
fwnode_property_read_u32_array(node,
"mipi-sdw-channel-number-list",
@@ -251,8 +261,10 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave,
dpn[i].num_ch_combinations,
sizeof(*dpn[i].ch_combinations),
GFP_KERNEL);
- if (!dpn[i].ch_combinations)
+ if (!dpn[i].ch_combinations) {
+ fwnode_handle_put(node);
return -ENOMEM;
+ }
fwnode_property_read_u32_array(node,
"mipi-sdw-channel-combination-list",
@@ -274,6 +286,8 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave,
/* TODO: Read audio mode */
+ fwnode_handle_put(node);
+
i++;
}
@@ -348,10 +362,14 @@ int sdw_slave_read_prop(struct sdw_slave *slave)
prop->dp0_prop = devm_kzalloc(&slave->dev,
sizeof(*prop->dp0_prop),
GFP_KERNEL);
- if (!prop->dp0_prop)
+ if (!prop->dp0_prop) {
+ fwnode_handle_put(port);
return -ENOMEM;
+ }
sdw_slave_read_dp0(slave, port, prop->dp0_prop);
+
+ fwnode_handle_put(port);
}
/*