* [PATCH linux-next] ecryptfs: ecryptfs_msg_ctx_alloc_to_free(): remove kfree() redundant null check
@ 2013-02-12 18:03 Tim Gardner
2013-02-12 18:12 ` Tyler Hicks
0 siblings, 1 reply; 2+ messages in thread
From: Tim Gardner @ 2013-02-12 18:03 UTC (permalink / raw)
To: linux-kernel; +Cc: Tim Gardner, Tyler Hicks, Dustin Kirkland, ecryptfs
smatch analysis:
fs/ecryptfs/messaging.c:101 ecryptfs_msg_ctx_alloc_to_free() info:
redundant null check on msg_ctx->msg calling kfree()
Cc: Tyler Hicks <tyhicks@canonical.com>
Cc: Dustin Kirkland <dustin.kirkland@gazzang.com>
Cc: ecryptfs@vger.kernel.org
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
---
fs/ecryptfs/messaging.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
index 8d7a577..308fdf2 100644
--- a/fs/ecryptfs/messaging.c
+++ b/fs/ecryptfs/messaging.c
@@ -97,8 +97,7 @@ static void ecryptfs_msg_ctx_free_to_alloc(struct ecryptfs_msg_ctx *msg_ctx)
void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx)
{
list_move(&(msg_ctx->node), &ecryptfs_msg_ctx_free_list);
- if (msg_ctx->msg)
- kfree(msg_ctx->msg);
+ kfree(msg_ctx->msg);
msg_ctx->msg = NULL;
msg_ctx->state = ECRYPTFS_MSG_CTX_STATE_FREE;
}
--
1.7.9.5
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH linux-next] ecryptfs: ecryptfs_msg_ctx_alloc_to_free(): remove kfree() redundant null check
2013-02-12 18:03 [PATCH linux-next] ecryptfs: ecryptfs_msg_ctx_alloc_to_free(): remove kfree() redundant null check Tim Gardner
@ 2013-02-12 18:12 ` Tyler Hicks
0 siblings, 0 replies; 2+ messages in thread
From: Tyler Hicks @ 2013-02-12 18:12 UTC (permalink / raw)
To: Tim Gardner; +Cc: linux-kernel, Dustin Kirkland, ecryptfs
[-- Attachment #1: Type: text/plain, Size: 1197 bytes --]
On 2013-02-12 11:03:49, Tim Gardner wrote:
> smatch analysis:
>
> fs/ecryptfs/messaging.c:101 ecryptfs_msg_ctx_alloc_to_free() info:
> redundant null check on msg_ctx->msg calling kfree()
>
> Cc: Tyler Hicks <tyhicks@canonical.com>
> Cc: Dustin Kirkland <dustin.kirkland@gazzang.com>
> Cc: ecryptfs@vger.kernel.org
> Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Thanks, Tim. Pushed to the next branch at
git://git.kernel.org/pub/scm/linux/kernel/git/tyhicks/ecryptfs.git
Tyler
> ---
> fs/ecryptfs/messaging.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
> index 8d7a577..308fdf2 100644
> --- a/fs/ecryptfs/messaging.c
> +++ b/fs/ecryptfs/messaging.c
> @@ -97,8 +97,7 @@ static void ecryptfs_msg_ctx_free_to_alloc(struct ecryptfs_msg_ctx *msg_ctx)
> void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx)
> {
> list_move(&(msg_ctx->node), &ecryptfs_msg_ctx_free_list);
> - if (msg_ctx->msg)
> - kfree(msg_ctx->msg);
> + kfree(msg_ctx->msg);
> msg_ctx->msg = NULL;
> msg_ctx->state = ECRYPTFS_MSG_CTX_STATE_FREE;
> }
> --
> 1.7.9.5
>
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