git: c2ae37ad0ca9 - stable/13 - freebsd32: Fix error handling for suword32() calls
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Date: Thu, 28 Dec 2023 03:11:18 UTC
The branch stable/13 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=c2ae37ad0ca9e77f9ddbdcaf0f3fc6ed4f5a5e53 commit c2ae37ad0ca9e77f9ddbdcaf0f3fc6ed4f5a5e53 Author: Mark Johnston <markj@FreeBSD.org> AuthorDate: 2023-12-21 16:51:29 +0000 Commit: Mark Johnston <markj@FreeBSD.org> CommitDate: 2023-12-28 03:04:23 +0000 freebsd32: Fix error handling for suword32() calls suword32() returns -1 upon an error, not an errno value. MFC after: 1 week (cherry picked from commit bd1654ce92569bbfbe513749db08cdd781b3a036) --- sys/compat/freebsd32/freebsd32_capability.c | 5 +++-- sys/compat/freebsd32/freebsd32_misc.c | 5 ++--- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/sys/compat/freebsd32/freebsd32_capability.c b/sys/compat/freebsd32/freebsd32_capability.c index a5fb8f64a0fd..4a32e996cc75 100644 --- a/sys/compat/freebsd32/freebsd32_capability.c +++ b/sys/compat/freebsd32/freebsd32_capability.c @@ -117,9 +117,10 @@ freebsd32_cap_ioctls_get(struct thread *td, cmds = fdep->fde_ioctls; if (cmds32 != NULL && cmds != NULL) { for (i = 0; i < MIN(fdep->fde_nioctls, maxcmds); i++) { - error = suword32(&cmds32[i], cmds[i]); - if (error != 0) + if (suword32(&cmds32[i], cmds[i]) != 0) { + error = EFAULT; goto out; + } } } if (fdep->fde_nioctls == -1) diff --git a/sys/compat/freebsd32/freebsd32_misc.c b/sys/compat/freebsd32/freebsd32_misc.c index d708efcf91fe..65b7ddf83e3d 100644 --- a/sys/compat/freebsd32/freebsd32_misc.c +++ b/sys/compat/freebsd32/freebsd32_misc.c @@ -2568,9 +2568,8 @@ freebsd32___sysctlbyname(struct thread *td, &oldlen, uap->new, uap->newlen, &rv, SCTL_MASK32, 1); if (error != 0) return (error); - if (uap->oldlenp != NULL) - error = suword32(uap->oldlenp, rv); - + if (uap->oldlenp != NULL && suword32(uap->oldlenp, rv) != 0) + error = EFAULT; return (error); }