checkpatch: add error on use of attribute((weak)) or __weak declarations
authorJoe Perches <joe@perches.com>
Wed, 10 Dec 2014 23:51:35 +0000 (15:51 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 11 Dec 2014 01:41:11 +0000 (17:41 -0800)
commit619a908aa334c854594e690fdbf1fe37b0e3e740
tree460eebf94c133e2024b8ff5e2beee79f0cbcddc1
parent2381097b6c9b8621797a717c0b199f780ecaa992
checkpatch: add error on use of attribute((weak)) or __weak declarations

Using weak declarations can have unintended link defects.  The __weak on
the declaration causes non-weak definitions to become weak.

Emit an error on its use.

Signed-off-by: Joe Perches <joe@perches.com>
Reported-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
scripts/checkpatch.pl