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| author | grehan <grehan@FreeBSD.org> | 2011-06-28 06:26:03 +0000 |
|---|---|---|
| committer | grehan <grehan@FreeBSD.org> | 2011-06-28 06:26:03 +0000 |
| commit | 2c6741be0f59191f2283eb268e4f7690399d578a (patch) | |
| tree | b139c8c6dcca4fa284815daade405b75886ee360 /sys/compat/linprocfs/linprocfs.c | |
| parent | 3c35264f695e0a1f8a04dbcca1c93bb5159b2274 (diff) | |
| parent | 19ae02bba572390c7299166228d31e54003e094a (diff) | |
| download | FreeBSD-src-2c6741be0f59191f2283eb268e4f7690399d578a.zip FreeBSD-src-2c6741be0f59191f2283eb268e4f7690399d578a.tar.gz | |
IFC @ r222830
Diffstat (limited to 'sys/compat/linprocfs/linprocfs.c')
| -rw-r--r-- | sys/compat/linprocfs/linprocfs.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sys/compat/linprocfs/linprocfs.c b/sys/compat/linprocfs/linprocfs.c index ddbd8b4..692c5a3 100644 --- a/sys/compat/linprocfs/linprocfs.c +++ b/sys/compat/linprocfs/linprocfs.c @@ -1049,6 +1049,15 @@ linprocfs_doproccmdline(PFS_FILL_ARGS) PROC_UNLOCK(p); return (ret); } + + /* + * Mimic linux behavior and pass only processes with usermode + * address space as valid. Return zero silently otherwize. + */ + if (p->p_vmspace == &vmspace0) { + PROC_UNLOCK(p); + return (0); + } if (p->p_args != NULL) { sbuf_bcpy(sb, p->p_args->ar_args, p->p_args->ar_length); PROC_UNLOCK(p); @@ -1073,6 +1082,15 @@ linprocfs_doprocenviron(PFS_FILL_ARGS) PROC_UNLOCK(p); return (ret); } + + /* + * Mimic linux behavior and pass only processes with usermode + * address space as valid. Return zero silently otherwize. + */ + if (p->p_vmspace == &vmspace0) { + PROC_UNLOCK(p); + return (0); + } PROC_UNLOCK(p); ret = linprocfs_doargv(td, p, sb, ps_string_env); |
