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* [PATCH] scsi: mpi3mr: Use proper format specifier in mpi3mr_sas_port_add()
@ 2024-05-14 20:47 Nathan Chancellor
  2024-05-15 13:42 ` Martin K. Petersen
  2024-05-21  2:40 ` Martin K. Petersen
  0 siblings, 2 replies; 4+ messages in thread
From: Nathan Chancellor @ 2024-05-14 20:47 UTC (permalink / raw)
  To: Sathya Prakash Veerichetty, Kashyap Desai, Sumit Saxena,
	Sreekanth Reddy, James E.J. Bottomley, Martin K. Petersen,
	Tomas Henzl
  Cc: mpi3mr-linuxdrv.pdl, linux-scsi, patches, Nathan Chancellor

When building for a 32-bit platform such as ARM or i386, for which
size_t is unsigned int, there is a warning due to using an unsigned long
format specifier:

  drivers/scsi/mpi3mr/mpi3mr_transport.c:1370:11: error: format specifies type 'unsigned long' but the argument has type 'unsigned int' [-Werror,-Wformat]
   1369 |                         ioc_warn(mrioc, "skipping port %u, max allowed value is %lu\n",
        |                                                                                 ~~~
        |                                                                                 %u
   1370 |                             i, sizeof(mr_sas_port->phy_mask) * 8);
        |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Use the proper format specifier for size_t, %zu, to resolve the warning
for all platforms.

Fixes: 3668651def2c ("scsi: mpi3mr: Sanitise num_phys")
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
---
 drivers/scsi/mpi3mr/mpi3mr_transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c
index 7ca9a7c2709c..5d261c2f2d20 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_transport.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c
@@ -1366,7 +1366,7 @@ static struct mpi3mr_sas_port *mpi3mr_sas_port_add(struct mpi3mr_ioc *mrioc,
 			continue;
 
 		if (i > sizeof(mr_sas_port->phy_mask) * 8) {
-			ioc_warn(mrioc, "skipping port %u, max allowed value is %lu\n",
+			ioc_warn(mrioc, "skipping port %u, max allowed value is %zu\n",
 			    i, sizeof(mr_sas_port->phy_mask) * 8);
 			goto out_fail;
 		}

---
base-commit: 3668651def2c1622904e58b0280ee93121f2b10b
change-id: 20240514-mpi3mr-fix-wformat-8d81db9873e3

Best regards,
-- 
Nathan Chancellor <nathan@kernel.org>


^ permalink raw reply related	[flat|nested] 4+ messages in thread

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2024-05-14 20:47 [PATCH] scsi: mpi3mr: Use proper format specifier in mpi3mr_sas_port_add() Nathan Chancellor
2024-05-15 13:42 ` Martin K. Petersen
2024-05-16 15:04   ` Palmer Dabbelt
2024-05-21  2:40 ` Martin K. Petersen

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