| Message ID | 20200115100700.3357-1-jean.pihet@newoldbits.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 6925212f328bf2abde0c8f0d037fddd36751d489 |
| Headers | show |
| Series | spi: spi-ti-qspi: fix warning | expand |
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);
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> --- drivers/spi/spi-ti-qspi.c | 1 + 1 file changed, 1 insertion(+)