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| author |   Liang He <windhl@126.com> | 2022-06-21 16:09:32 +0800 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2022-09-05 17:30:24 +1000 |
| commit | 24156df00dbbc673d9b2d31a336c3aba537d2c60 (patch) | |
| tree | f0ddfec0f47443574b695e6bc5d9ff77ea93c289 /arch/powerpc/platforms/83xx/mpc832x_rdb.c | |
| parent | powerpc/512x: Add missing of_node_put() in clock-commonclk.c (diff) | |
| download | linux-dev-24156df00dbbc673d9b2d31a336c3aba537d2c60.tar.xz linux-dev-24156df00dbbc673d9b2d31a336c3aba537d2c60.zip | |
powerpc/83xx: Add missing of_node_put() in mpc832x_spi_init()
In mpc832x_spi_init(), hold the reference returned by
of_find_compatible_node() and use it to call of_node_put() for refcount
balance.
Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220621080932.4081935-1-windhl@126.com
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc832x_rdb.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index bb8caa5071f8..e12cb44e717f 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -162,6 +162,8 @@ static struct spi_board_info mpc832x_spi_boardinfo = { static int __init mpc832x_spi_init(void) { + struct device_node *np; + par_io_config_pin(3, 0, 3, 0, 1, 0); /* SPI1 MOSI, I/O */ par_io_config_pin(3, 1, 3, 0, 1, 0); /* SPI1 MISO, I/O */ par_io_config_pin(3, 2, 3, 0, 1, 0); /* SPI1 CLK, I/O */ @@ -175,7 +177,9 @@ static int __init mpc832x_spi_init(void) * Don't bother with legacy stuff when device tree contains * mmc-spi-slot node. */ - if (of_find_compatible_node(NULL, NULL, "mmc-spi-slot")) + np = of_find_compatible_node(NULL, NULL, "mmc-spi-slot"); + of_node_put(np); + if (np) return 0; return fsl_spi_init(&mpc832x_spi_boardinfo, 1, mpc83xx_spi_cs_control); } |