"port_sel" is a u64 so the shifting should also be a 64 bit shift.
Fixes: c21e0bbfc485 ('cxlflash: Base support for IBM CXL Flash Adapter')
Signed-off-by: Dan Carpenter <[email protected]>
diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
index 0720d2f..f97421d 100644
--- a/drivers/scsi/cxlflash/main.c
+++ b/drivers/scsi/cxlflash/main.c
@@ -1179,7 +1179,7 @@ static void afu_link_reset(struct afu *afu, int port, u64
*fc_regs)
/* first switch the AFU to the other links, if any */
port_sel = readq_be(&afu->afu_map->global.regs.afu_port_sel);
- port_sel &= ~(1 << port);
+ port_sel &= ~(1ULL << port);
writeq_be(port_sel, &afu->afu_map->global.regs.afu_port_sel);
cxlflash_afu_sync(afu, 0, 0, AFU_GSYNC);
@@ -1196,7 +1196,7 @@ static void afu_link_reset(struct afu *afu, int port, u64
*fc_regs)
__func__, port);
/* switch back to include this port */
- port_sel |= (1 << port);
+ port_sel |= (1ULL << port);
writeq_be(port_sel, &afu->afu_map->global.regs.afu_port_sel);
cxlflash_afu_sync(afu, 0, 0, AFU_GSYNC);
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