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| author |   Paul Kocialkowski <paul.kocialkowski@bootlin.com> | 2022-04-14 10:40:40 +0200 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2022-04-14 16:04:11 +0100 |
| commit | 73f93db5c49b9f52c902e5dc6c750bf9832e0450 (patch) | |
| tree | 8e771b992d350cc3db562810fa1b5b7504d0d20b /drivers/spi/spi.c | |
| parent | spi: Pull in Atmel fix (diff) | |
| download | linux-dev-73f93db5c49b9f52c902e5dc6c750bf9832e0450.tar.xz linux-dev-73f93db5c49b9f52c902e5dc6c750bf9832e0450.zip | |
spi: core: Initialize returned status in spi_setup
The previous commit that made bits-per-word validation conditional
results in leaving no unconditional affectation of the status variable.
Since the variable is returned at the end of the function, initialize
it to avoid returning an undefined value.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Fixes: b3fe2e516741 ("spi: core: Only check bits_per_word validity when explicitly provided")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220414084040.975520-1-paul.kocialkowski@bootlin.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 1da196bfcee4..82a2fe3d340e 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -3474,7 +3474,7 @@ static int __spi_validate_bits_per_word(struct spi_controller *ctlr, int spi_setup(struct spi_device *spi) { unsigned bad_bits, ugly_bits; - int status; + int status = 0; /* * Check mode to prevent that any two of DUAL, QUAD and NO_MOSI/MISO |