spi: spi: Remove unnecessary ‘0’ values from status

status is assigned first, so it does not need to initialize the assignment.
Signed-off-by: Li zeming <zeming@nfschina.com>
Link: https://patch.msgid.link/20240708041411.14424-1-zeming@nfschina.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi.c

@@ -3901,7 +3901,7 @@ static int spi_set_cs_timing(struct spi_device *spi)
 int spi_setup(struct spi_device *spi)
 {
 	unsigned	bad_bits, ugly_bits;
-	int		status = 0;
+	int		status;
 
 	/*
 	 * Check mode to prevent that any two of DUAL, QUAD and NO_MOSI/MISO