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| author | Jean Pihet <jean.pihet@newoldbits.com> | 2020-01-15 13:07:00 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-01-17 18:37:44 +0300 |
| commit | 6925212f328bf2abde0c8f0d037fddd36751d489 (patch) | |
| tree | 197ea097590623dadc5537a4368e452273ba506e /drivers/spi/spi-ti-qspi.c | |
| parent | 2f3d8035b0f7a8e781b60e0884551dd8a1173a75 (diff) | |
| download | linux-6925212f328bf2abde0c8f0d037fddd36751d489.tar.xz | |
spi: spi-ti-qspi: fix warning
drivers/spi/spi-ti-qspi.c: In function ‘ti_qspi_start_transfer_one’:
drivers/spi/spi-ti-qspi.c:392:8: warning: ‘rx_wlen’ may be used uninitialized in this function [-Wmaybe-uninitialized]
392 | if (rx_wlen >= 32)
| ^
drivers/spi/spi-ti-qspi.c:318:12: note: ‘rx_wlen’ was declared here
318 | u8 rxlen, rx_wlen;
| ^~~~~~~
The warning is a false positive; it is not thrown by all compiler versions, e.g.
Red Hat Cross 9.2.1-1 but not Linaro GCC 7.5-2019.12.
Signed-off-by: Jean Pihet <jean.pihet@newoldbits.com>
Link: https://lore.kernel.org/r/20200115100700.3357-1-jean.pihet@newoldbits.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-ti-qspi.c')
| -rw-r--r-- | drivers/spi/spi-ti-qspi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c index 858fda8ac73e..366a3e5cca6b 100644 --- a/drivers/spi/spi-ti-qspi.c +++ b/drivers/spi/spi-ti-qspi.c @@ -332,6 +332,7 @@ static int qspi_read_msg(struct ti_qspi *qspi, struct spi_transfer *t, break; } wlen = t->bits_per_word >> 3; /* in bytes */ + rx_wlen = wlen; while (count) { dev_dbg(qspi->dev, "rx cmd %08x dc %08x\n", cmd, qspi->dc); |