Messages in this thread | | | From | Nick Desaulniers <> | Date | Mon, 4 Mar 2019 10:16:41 -0800 | Subject | Re: [PATCH] i2c: sis630: correct format strings |
| |
On Sat, Mar 2, 2019 at 6:19 AM Louis Taylor <louis@kragniz.eu> wrote: > > When compiling with -Wformat, clang warns: > > drivers/i2c/busses/i2c-sis630.c:482:4: warning: format specifies type > 'unsigned short' but the argument has type 'int' [-Wformat] > smbus_base + SMB_STS, > ^~~~~~~~~~~~~~~~~~~~ > > drivers/i2c/busses/i2c-sis630.c:483:4: warning: format specifies type > 'unsigned short' but the argument has type 'int' [-Wformat] > smbus_base + SMB_STS + SIS630_SMB_IOREGION - 1); > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > drivers/i2c/busses/i2c-sis630.c:531:37: warning: format specifies type > 'unsigned short' but the argument has type 'int' [-Wformat] > "SMBus SIS630 adapter at %04hx", smbus_base + SMB_STS); > ~~~~~ ^~~~~~~~~~~~~~~~~~~~ > > This patch fixes the format strings to use the format type for int. > > Link: https://github.com/ClangBuiltLinux/linux/issues/378 > Signed-off-by: Louis Taylor <louis@kragniz.eu> > --- > drivers/i2c/busses/i2c-sis630.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-sis630.c b/drivers/i2c/busses/i2c-sis630.c > index 1e6805b5cef2..a57aa4fe51a4 100644 > --- a/drivers/i2c/busses/i2c-sis630.c > +++ b/drivers/i2c/busses/i2c-sis630.c > @@ -478,7 +478,7 @@ static int sis630_setup(struct pci_dev *sis630_dev) > if (!request_region(smbus_base + SMB_STS, SIS630_SMB_IOREGION, > sis630_driver.name)) { > dev_err(&sis630_dev->dev, > - "I/O Region 0x%04hx-0x%04hx for SMBus already in use.\n", > + "I/O Region 0x%04x-0x%04x for SMBus already in use.\n", > smbus_base + SMB_STS,
Even additions with 0x00 imply integer promotions (my least favorite part of C). Thanks for the cleanup. Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
-- Thanks, ~Nick Desaulniers
| |