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author | Ryan Libby <rlibby@FreeBSD.org> | 2020-12-27 22:33:13 +0000 |
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committer | Ryan Libby <rlibby@FreeBSD.org> | 2020-12-27 22:33:13 +0000 |
commit | 913f2d2e0cd37b491deb691a84ad5c4e95ef0a24 (patch) | |
tree | a6b0f655dbf29b40d9af10e1bed7cf5bc4333e4b /sys/contrib | |
parent | d021434a796008efbb93616f5297ed2f55a1a230 (diff) | |
download | src-913f2d2e0cd37b491deb691a84ad5c4e95ef0a24.tar.gz src-913f2d2e0cd37b491deb691a84ad5c4e95ef0a24.zip |
Merge commit 79a357c2a from openzfs git (by Adrian Chadd):
Fix pointer-is-uint64_t-sized assumption in the ioctl path
This shows up when compiling freebsd-head on amd64 using gcc-6.4.
The lib32 compat build ends up tripping over this assumption.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: adrian chadd <adrian@freebsd.org>
Closes #11068
Closes #11069
Diffstat (limited to 'sys/contrib')
-rw-r--r-- | sys/contrib/openzfs/lib/libzutil/os/freebsd/zutil_compat.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/contrib/openzfs/lib/libzutil/os/freebsd/zutil_compat.c b/sys/contrib/openzfs/lib/libzutil/os/freebsd/zutil_compat.c index 3e70fef1ec3d..baaf4b598ab1 100644 --- a/sys/contrib/openzfs/lib/libzutil/os/freebsd/zutil_compat.c +++ b/sys/contrib/openzfs/lib/libzutil/os/freebsd/zutil_compat.c @@ -55,7 +55,7 @@ zcmd_ioctl_compat(int fd, int request, zfs_cmd_t *zc, const int cflag) switch (cflag) { case ZFS_CMD_COMPAT_NONE: ncmd = _IOWR('Z', request, zfs_iocparm_t); - zp.zfs_cmd = (uint64_t)zc; + zp.zfs_cmd = (uint64_t)(uintptr_t)zc; zp.zfs_cmd_size = sizeof (zfs_cmd_t); zp.zfs_ioctl_version = ZFS_IOCVER_OZFS; break; @@ -64,7 +64,7 @@ zcmd_ioctl_compat(int fd, int request, zfs_cmd_t *zc, const int cflag) ncmd = _IOWR('Z', newrequest, zfs_iocparm_t); zc_c = malloc(sizeof (zfs_cmd_legacy_t)); zfs_cmd_ozfs_to_legacy(zc, zc_c); - zp.zfs_cmd = (uint64_t)zc_c; + zp.zfs_cmd = (uint64_t)(uintptr_t)zc_c; zp.zfs_cmd_size = sizeof (zfs_cmd_legacy_t); zp.zfs_ioctl_version = ZFS_IOCVER_LEGACY; break; |