[Linux-parport] [PATCH] scsi: ppa: Fix accidentally reversed conditions for 16-bit and 32-bit EPP
Alex Henrie
alexhenrie24 at gmail.com
Wed Aug 30 22:19:42 PDT 2023
The conditions were correct in the ppa_in function but not in the
ppa_out function.
Fixes: 68a4f84a17c1 ("scsi: ppa: Add a module parameter for the transfer mode")
Signed-off-by: Alex Henrie <alexhenrie24 at gmail.com>
---
drivers/scsi/ppa.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c
index 19f0b93fa3d8..d592ee9170c1 100644
--- a/drivers/scsi/ppa.c
+++ b/drivers/scsi/ppa.c
@@ -307,9 +307,9 @@ static int ppa_out(ppa_struct *dev, char *buffer, int len)
case PPA_EPP_8:
epp_reset(ppb);
w_ctr(ppb, 0x4);
- if (dev->mode == PPA_EPP_32 && !(((long) buffer | len) & 0x01))
+ if (dev->mode == PPA_EPP_32 && !(((long) buffer | len) & 0x03))
outsl(ppb + 4, buffer, len >> 2);
- else if (dev->mode == PPA_EPP_16 && !(((long) buffer | len) & 0x03))
+ else if (dev->mode == PPA_EPP_16 && !(((long) buffer | len) & 0x01))
outsw(ppb + 4, buffer, len >> 1);
else
outsb(ppb + 4, buffer, len);
--
2.42.0
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