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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-22 17:04:06 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-22 17:04:06 -0800 |
| commit | bae6cfe8a3b980db8e11accecc6bdbb2ea314002 (patch) | |
| tree | acbd8a0e58c669cf4dfc8997f8fc8ede03f3301f /fs | |
| parent | 0bb78166dfda3d4ff07dd4bd04caa6244a867927 (diff) | |
| parent | 9026e820cbd2ea39a06a129ecdddf2739bd3602b (diff) | |
| download | linux-bae6cfe8a3b980db8e11accecc6bdbb2ea314002.tar.bz2 | |
Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
Pull siginfo fix from Eric Biederman:
"This fixes a build error that only shows up on blackfin"
* 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace:
fs/signalfd: fix build error for BUS_MCEERR_AR
Diffstat (limited to 'fs')
| -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 |