diff options
| author | Daniel <dkozovsk@redhat.com> | 2018-07-26 15:39:12 +0200 |
|---|---|---|
| committer | Sven Eden <sven.eden@prydeworx.com> | 2018-10-29 10:18:24 +0100 |
| commit | 3e97e583ba49c666e12c5d772b361bde8cfa464a (patch) | |
| tree | b2bc8fad5c37338aae871c60c6922d0e7fe43985 /src | |
| parent | 37c076d26669a3c39fd6e931da5b66b9edb4ce63 (diff) | |
void call of page_size guarantees that sysconf is not called from signal handler
(cherry picked from commit 1595b257df98b361d178b3ce3e4ca5ac463be0cd)
Diffstat (limited to 'src')
| -rw-r--r-- | src/basic/sigbus.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/basic/sigbus.c b/src/basic/sigbus.c index 70afba6bc..d5254eab9 100644 --- a/src/basic/sigbus.c +++ b/src/basic/sigbus.c @@ -113,6 +113,10 @@ void sigbus_install(void) { .sa_flags = SA_SIGINFO, }; + /* make sure that sysconf() is not called from a signal handler because + * it is not guaranteed to be async-signal-safe since POSIX.1-2008 */ + (void) page_size(); + n_installed++; if (n_installed == 1) |