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| author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
|---|---|---|
| committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
| commit | 919251758195919ae3568021bc221e4f8c4b20eb (patch) | |
| tree | 81137a037ff8e6c91cc8de72d568275605c653c5 /arch/sparc/kernel/sys_sparc.c | |
| parent | c394f1eafef61c6666f5876afde6110a276c4c9f (diff) | |
| parent | 3eeab61aa3ddd3c0bedb7449ada1599de22fdb5a (diff) | |
Merge branch 'mainline' into upstream-linus
Diffstat (limited to 'arch/sparc/kernel/sys_sparc.c')
| -rw-r--r-- | arch/sparc/kernel/sys_sparc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/sparc/kernel/sys_sparc.c b/arch/sparc/kernel/sys_sparc.c index 94ff58c9d4a..896863fb208 100644 --- a/arch/sparc/kernel/sys_sparc.c +++ b/arch/sparc/kernel/sys_sparc.c @@ -470,19 +470,21 @@ asmlinkage int sys_getdomainname(char __user *name, int len) { int nlen, err; - if (len < 0 || len > __NEW_UTS_LEN) + if (len < 0) return -EINVAL; down_read(&uts_sem); nlen = strlen(system_utsname.domainname) + 1; - if (nlen < len) - len = nlen; + err = -EINVAL; + if (nlen > len) + goto out; err = -EFAULT; - if (!copy_to_user(name, system_utsname.domainname, len)) + if (!copy_to_user(name, system_utsname.domainname, nlen)) err = 0; +out: up_read(&uts_sem); return err; } |