[PATCH 5.17 048/146] dmaengine: idxd: match type for retries var in idxd_enqcmds()

From: Greg Kroah-Hartman
Date: Tue Apr 26 2022 - 05:25:35 EST


From: Dave Jiang <dave.jiang@xxxxxxxxx>

[ Upstream commit 5d9d16e5aa0cf023e600bf716239fd9caa2d4148 ]

wq->enqcmds_retries is defined as unsigned int. However, retries on the
stack is defined as int. Change retries to unsigned int to compare the same
type.

Fixes: 7930d8553575 ("dmaengine: idxd: add knob for enqcmds retries")
Suggested-by: Thiago Macieira <thiago.macieira@xxxxxxxxx>
Signed-off-by: Dave Jiang <dave.jiang@xxxxxxxxx>
Link: https://lore.kernel.org/r/165031747059.3658198.6035308204505664375.stgit@xxxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/dma/idxd/submit.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/idxd/submit.c b/drivers/dma/idxd/submit.c
index e289fd48711a..554b0602d2e9 100644
--- a/drivers/dma/idxd/submit.c
+++ b/drivers/dma/idxd/submit.c
@@ -150,7 +150,8 @@ static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
*/
int idxd_enqcmds(struct idxd_wq *wq, void __iomem *portal, const void *desc)
{
- int rc, retries = 0;
+ unsigned int retries = 0;
+ int rc;

do {
rc = enqcmds(portal, desc);
--
2.35.1