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

[trix]

From: Tom Rix <t...@redhat.com>

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 <t...@redhat.com>
---
 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