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Modules fixes for v4.10-rc5

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- Fix out-of-tree module breakage when it supplies its own
   definitions of true and false
 
 Signed-off-by: Jessica Yu <jeyu@redhat.com>
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Merge tag 'modules-for-v4.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux

Pull modules fix from Jessica Yu:

 - fix out-of-tree module breakage when it supplies its own definitions
   of true and false

* tag 'modules-for-v4.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux:
  taint/module: Fix problems when out-of-kernel driver defines true or false
This commit is contained in:
Linus Torvalds 2017-01-17 14:49:21 -08:00
commit 0aa0313f9d
3 changed files with 4 additions and 4 deletions
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4
include/linux/kernel.h
View file

@ -514,8 +514,8 @@ extern enum system_states {
#define TAINT_FLAGS_COUNT 16
struct taint_flag {
char true; /* character printed when tainted */
char false; /* character printed when not tainted */
char c_true; /* character printed when tainted */
char c_false; /* character printed when not tainted */
bool module; /* also show as a per-module taint flag */
};

2
kernel/module.c
View file

@ -1145,7 +1145,7 @@ static size_t module_flags_taint(struct module *mod, char *buf)
for (i = 0; i < TAINT_FLAGS_COUNT; i++) {
if (taint_flags[i].module && test_bit(i, &mod->taints))
buf[l++] = taint_flags[i].true;
buf[l++] = taint_flags[i].c_true;
}
return l;

2
kernel/panic.c
View file

@ -355,7 +355,7 @@ const char *print_tainted(void)
for (i = 0; i < TAINT_FLAGS_COUNT; i++) {
const struct taint_flag *t = &taint_flags[i];
*s++ = test_bit(i, &tainted_mask) ?
t->true : t->false;
t->c_true : t->c_false;
}
*s = 0;
} else