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Groups > linux.kernel > #1560783
| From | Casey Schaufler <casey@schaufler-ca.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 15/46] selinux: One check and function call less in genfs_read() after error detection |
| Date | 2017-01-17 17:40 +0100 |
| Message-ID | <t0EXE-VQ-29@gated-at.bofh.it> (permalink) |
| References | <sZUrL-3Jh-9@gated-at.bofh.it> <sZUL8-44S-33@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 1/15/2017 7:15 AM, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 14 Jan 2017 18:29:20 +0100
>
> Adjust a jump target to avoid a check repetition at the end after a memory
> allocation failed for the local variable "newgenfs".
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
> security/selinux/ss/policydb.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
> index 5dc31faa601f..e7b882251da8 100644
> --- a/security/selinux/ss/policydb.c
> +++ b/security/selinux/ss/policydb.c
> @@ -2015,7 +2015,7 @@ static int genfs_read(struct policydb *p, void *fp)
> newgenfs = kzalloc(sizeof(*newgenfs), GFP_KERNEL);
> if (!newgenfs) {
> rc = -ENOMEM;
> - goto out;
> + goto exit;
> }
>
> rc = str_read(&newgenfs->fstype, GFP_KERNEL, fp, len);
> @@ -2101,7 +2101,7 @@ static int genfs_read(struct policydb *p, void *fp)
> kfree(newgenfs);
> }
> ocontext_destroy(newc, OCON_FSUSE);
> -
> +exit:
> return rc;
Why not replace the "goto out" with "return rc" rather
than add a target?
> }
>
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Re: [PATCH 15/46] selinux: One check and function call less in genfs_read() after error detection Casey Schaufler <casey@schaufler-ca.com> - 2017-01-17 17:40 +0100
Re: [PATCH 15/46] selinux: One check and function call less in genfs_read() after error detection SF Markus Elfring <elfring@users.sourceforge.net> - 2017-01-17 17:40 +0100
Re: [PATCH 15/46] selinux: One check and function call less in genfs_read() after error detection Casey Schaufler <casey@schaufler-ca.com> - 2017-01-17 19:00 +0100
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