[PATCH] scsi: qedi: add printf attribute to log function

From: trix
Date: Mon Dec 21 2020 - 11:25:34 EST


From: Tom Rix <trix@xxxxxxxxxx>

Attributing the function allows the compiler to more thoroughly
check the use of the function with -Wformat and similar flags.

Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
---
drivers/scsi/qedi/qedi_dbg.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/qedi/qedi_dbg.h b/drivers/scsi/qedi/qedi_dbg.h
index 37d084086fd4..b2c9b0a2db6a 100644
--- a/drivers/scsi/qedi/qedi_dbg.h
+++ b/drivers/scsi/qedi/qedi_dbg.h
@@ -78,13 +78,16 @@ struct qedi_dbg_ctx {
#define QEDI_INFO(pdev, level, fmt, ...) \
qedi_dbg_info(pdev, __func__, __LINE__, level, fmt, \
## __VA_ARGS__)
-
+__printf(4, 5)
void qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
const char *fmt, ...);
+__printf(4, 5)
void qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
const char *fmt, ...);
+__printf(4, 5)
void qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
const char *fmt, ...);
+__printf(5, 6)
void qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
u32 info, const char *fmt, ...);

--
2.27.0