spi: altera: fix size mismatch on 64 bit processors

The spi-altera driver was originally written with a 32
bit processor, where sizeof(unsigned long) is 4.  On a
64 bit processor sizeof(unsigned long) is 8.  Change the structure
member to u32 to match the actual size of the control
register.

Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Signed-off-by: Xu Yilun <yilun.xu@intel.com>
Reviewed-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/1592531021-11412-4-git-send-email-yilun.xu@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c
index 4f7717f..d91c093 100644 (file)
--- a/drivers/spi/spi-altera.c
+++ b/drivers/spi/spi-altera.c
@@ -53,7 +53,7 @@ struct altera_spi {
        int len;
        int count;
        int bytes_per_word;
-       unsigned long imr;
+       u32 imr;
 
        /* data buffers */
        const unsigned char *tx;