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| author | Serge E. Hallyn <serue@us.ibm.com> | 2006-05-15 09:43:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-15 11:20:54 -0700 |
| commit | 0cccca06f9870eb6daa89357b8a99ad041865553 (patch) | |
| tree | 216251e4cbbdbb9509ed0b6fc769050ece2fb93e | |
| parent | 9be2f7c38e0bd64e8a0f74ea68df1e73e2ddfcc3 (diff) | |
| download | op-kernel-dev-0cccca06f9870eb6daa89357b8a99ad041865553.zip op-kernel-dev-0cccca06f9870eb6daa89357b8a99ad041865553.tar.gz | |
[PATCH] selinux: check for failed kmalloc in security_sid_to_context()
Check for NULL kmalloc return value before writing to it.
Signed-off-by: Serge E. Hallyn <serue@us.ibm.com>
Acked-by: James Morris <jmorris@namei.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | security/selinux/ss/services.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index 7177e98..c284dbb 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -594,6 +594,10 @@ int security_sid_to_context(u32 sid, char **scontext, u32 *scontext_len) *scontext_len = strlen(initial_sid_to_string[sid]) + 1; scontextp = kmalloc(*scontext_len,GFP_ATOMIC); + if (!scontextp) { + rc = -ENOMEM; + goto out; + } strcpy(scontextp, initial_sid_to_string[sid]); *scontext = scontextp; goto out; |
