[PATCH 0/9] enabled -Wformat-truncation for clang

From: Arnd Bergmann
Date: Tue Mar 26 2024 - 18:40:00 EST


From: Arnd Bergmann <arnd@xxxxxxxx>

With randconfig build testing, I found only eight files that produce
warnings with clang when -Wformat-truncation is enabled. This means
we can just turn it on by default rather than only enabling it for
"make W=1".

Unfortunately, gcc produces a lot more warnings when the option
is enabled, so it's not yet possible to turn it on both both
compilers.

I hope that the patches can get picked up by platform maintainers
directly, so the final patch can go in later on.

Arnd

Arnd Bergmann (9):
fbdev: shmobile: fix snprintf truncation
enetc: avoid truncating error message
qed: avoid truncating work queue length
mlx5: avoid truncating error message
surface3_power: avoid format string truncation warning
Input: IMS: fix printf string overflow
scsi: mylex: fix sysfs buffer lengths
ALSA: aoa: avoid false-positive format truncation warning
kbuild: enable -Wformat-truncation on clang

drivers/input/misc/ims-pcu.c | 4 ++--
drivers/net/ethernet/freescale/enetc/enetc.c | 2 +-
.../ethernet/mellanox/mlx5/core/esw/bridge.c | 2 +-
drivers/net/ethernet/qlogic/qed/qed_main.c | 9 ++++---
drivers/platform/surface/surface3_power.c | 2 +-
drivers/scsi/myrb.c | 20 ++++++++--------
drivers/scsi/myrs.c | 24 +++++++++----------
drivers/video/fbdev/sh_mobile_lcdcfb.c | 2 +-
scripts/Makefile.extrawarn | 2 ++
sound/aoa/soundbus/i2sbus/core.c | 2 +-
10 files changed, 35 insertions(+), 34 deletions(-)

--
2.39.2

Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Cc: Claudiu Manoil <claudiu.manoil@xxxxxxx>
Cc: Vladimir Oltean <vladimir.oltean@xxxxxxx>
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