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| author | Randy Dunlap <rdunlap@infradead.org> | 2018-02-12 13:18:38 -0800 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2018-02-22 15:00:07 -0600 |
| commit | 9026e820cbd2ea39a06a129ecdddf2739bd3602b (patch) | |
| tree | a8c98e6947fee1c2f126f667a2a8fa1db2629f2c /fs/signalfd.c | |
| parent | 7928b2cbe55b2a410a0f5c1f154610059c57b1b2 (diff) | |
| download | lwn-9026e820cbd2ea39a06a129ecdddf2739bd3602b.tar.gz lwn-9026e820cbd2ea39a06a129ecdddf2739bd3602b.zip | |
fs/signalfd: fix build error for BUS_MCEERR_AR
Fix build error in fs/signalfd.c by using same method that is used in
kernel/signal.c: separate blocks for different signal si_code values.
./fs/signalfd.c: error: 'BUS_MCEERR_AR' undeclared (first use in this function)
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'fs/signalfd.c')
| -rw-r--r-- | fs/signalfd.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/fs/signalfd.c b/fs/signalfd.c index 9990957264e3..76bf9cc62074 100644 --- a/fs/signalfd.c +++ b/fs/signalfd.c @@ -118,13 +118,22 @@ static int signalfd_copyinfo(struct signalfd_siginfo __user *uinfo, err |= __put_user(kinfo->si_trapno, &uinfo->ssi_trapno); #endif #ifdef BUS_MCEERR_AO - /* + /* + * Other callers might not initialize the si_lsb field, + * so check explicitly for the right codes here. + */ + if (kinfo->si_signo == SIGBUS && + kinfo->si_code == BUS_MCEERR_AO) + err |= __put_user((short) kinfo->si_addr_lsb, + &uinfo->ssi_addr_lsb); +#endif +#ifdef BUS_MCEERR_AR + /* * Other callers might not initialize the si_lsb field, * so check explicitly for the right codes here. */ if (kinfo->si_signo == SIGBUS && - (kinfo->si_code == BUS_MCEERR_AR || - kinfo->si_code == BUS_MCEERR_AO)) + kinfo->si_code == BUS_MCEERR_AR) err |= __put_user((short) kinfo->si_addr_lsb, &uinfo->ssi_addr_lsb); #endif |