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authorLukas Wunner <lukas@wunner.de>2020-11-16 09:23:10 +0100
committerMark Brown <broonie@kernel.org>2020-11-17 17:08:39 +0000
commit04a9cd51d3f3308a98cbc6adc07acb12fbade011 (patch)
tree9a8102f729452d30de9d0c068163d8dc6583ded8
parenta41b0ad07bfa081584218431cb0cd7e7ecc71210 (diff)
downloadicc-04a9cd51d3f3308a98cbc6adc07acb12fbade011.tar.gz
spi: npcm-fiu: Don't leak SPI master in probe error path
If the calls to of_match_device(), of_alias_get_id(), devm_ioremap_resource(), devm_regmap_init_mmio() or devm_clk_get() fail on probe of the NPCM FIU SPI driver, the spi_controller struct is erroneously not freed. Fix by switching over to the new devm_spi_alloc_master() helper. Fixes: ace55c411b11 ("spi: npcm-fiu: add NPCM FIU controller driver") Signed-off-by: Lukas Wunner <lukas@wunner.de> Cc: <stable@vger.kernel.org> # v5.4+: 5e844cc37a5c: spi: Introduce device-managed SPI controller allocation Cc: <stable@vger.kernel.org> # v5.4+ Cc: Tomer Maimon <tmaimon77@gmail.com> Link: https://lore.kernel.org/r/a420c23a363a3bc9aa684c6e790c32a8af106d17.1605512876.git.lukas@wunner.de Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--drivers/spi/spi-npcm-fiu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-npcm-fiu.c b/drivers/spi/spi-npcm-fiu.c
index 341f7cffeaac6e..1cb9329de945e1 100644
--- a/drivers/spi/spi-npcm-fiu.c
+++ b/drivers/spi/spi-npcm-fiu.c
@@ -679,7 +679,7 @@ static int npcm_fiu_probe(struct platform_device *pdev)
struct resource *res;
int id;
- ctrl = spi_alloc_master(dev, sizeof(*fiu));
+ ctrl = devm_spi_alloc_master(dev, sizeof(*fiu));
if (!ctrl)
return -ENOMEM;