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Subject[PATCH] mtd: devices: check mtd_device_register() return code
stfsm_probe() misses error handling of mtd_device_register().

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
---
drivers/mtd/devices/st_spi_fsm.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c
index 7bc29d7..e1aa4f8 100644
--- a/drivers/mtd/devices/st_spi_fsm.c
+++ b/drivers/mtd/devices/st_spi_fsm.c
@@ -2125,7 +2125,13 @@ static int stfsm_probe(struct platform_device *pdev)
(long long)fsm->mtd.size, (long long)(fsm->mtd.size >> 20),
fsm->mtd.erasesize, (fsm->mtd.erasesize >> 10));

- return mtd_device_register(&fsm->mtd, NULL, 0);
+ ret = mtd_device_register(&fsm->mtd, NULL, 0);
+ if (ret) {
+ pr_err("Failed to register device\n");
+ return ret;
+ }
+
+ return 0;

err_clk_unprepare:
clk_disable_unprepare(fsm->clk);
--
2.7.4
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