tmakin/tegra-linux-noble
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge tag 'Wcast-function-type-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux

Browse Source 
Pull cast-function-type warning addition from Gustavo A. R. Silva:
 "This globally enables -Wcast-function-type.

  We need to make sure new function cast mismatches are not introduced
  in the kernel in order to avoid tripping CFI checking"

* tag 'Wcast-function-type-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux:
  Makefile: Enable -Wcast-function-type
This commit is contained in:
Linus Torvalds
2022-01-11 17:06:42 -08:00
parent 3e3a138a46 552a23a0e5
commit 01367e86e9
1 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Makefile
+5
View File
@@ -953,6 +953,11 @@ KBUILD_CFLAGS += -Wvla
# disable pointer signed / unsigned warnings in gcc 4.0
KBUILD_CFLAGS += -Wno-pointer-sign
# In order to make sure new function cast mismatches are not introduced
# in the kernel (to avoid tripping CFI checking), the kernel should be
# globally built with -Wcast-function-type.
KBUILD_CFLAGS += $(call cc-option, -Wcast-function-type)
# disable stringop warnings in gcc 8+
KBUILD_CFLAGS += $(call cc-disable-warning, stringop-truncation)