[RESEND,v2,3/3] spi: altera: fix size mismatch on 64 bit processors
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Message ID 1592531021-11412-4-git-send-email-yilun.xu@intel.com
State Accepted
Commit d9dd0fb0e197ae766f0f5e06d23f5f5e1888c511
Headers show
Series
  • add regmap & indirect access support
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Commit Message

Xu Yilun June 19, 2020, 1:43 a.m. UTC
From: Matthew Gerlach <matthew.gerlach@linux.intel.com>

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>
---
 drivers/spi/spi-altera.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
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diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c
index 4f7717f..d91c093 100644
--- 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;