[PATCH 1/2] Remove more superfluous if(p) checks around free(p).

Matt Turner mattst88 at gmail.com
Mon Nov 8 15:46:03 PST 2010


On Mon, Nov 8, 2010 at 5:35 PM, Cyril Brulebois <kibi at debian.org> wrote:
> This patch has been generated by the following Coccinelle semantic patch:
>
> @@
> expression E;
> @@
> - if (E)
> -   free(E);
> + free(E);
>
> Signed-off-by: Cyril Brulebois <kibi at debian.org>
> ---
>  hw/dmx/glxProxy/glxcmds.c |    2 +-
>  hw/dmx/glxProxy/glxext.c  |   18 +++++++++---------
>  2 files changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/hw/dmx/glxProxy/glxcmds.c b/hw/dmx/glxProxy/glxcmds.c
> index a9744e1..7602128 100644
> --- a/hw/dmx/glxProxy/glxcmds.c
> +++ b/hw/dmx/glxProxy/glxcmds.c
> @@ -2565,7 +2565,7 @@ int __glXClientInfo(__GLXclientState *cl, GLbyte *pc)
>
>     cl->GLClientmajorVersion = req->major;
>     cl->GLClientminorVersion = req->minor;
> -    if (cl->GLClientextensions) free(cl->GLClientextensions);
> +    free(cl->GLClientextensions);
>     buf = (const char *)(req+1);
>     cl->GLClientextensions = strdup(buf);
>
> diff --git a/hw/dmx/glxProxy/glxext.c b/hw/dmx/glxProxy/glxext.c
> index a8fc0a8..886b317 100644
> --- a/hw/dmx/glxProxy/glxext.c
> +++ b/hw/dmx/glxProxy/glxext.c
> @@ -77,10 +77,10 @@ static void ResetClientState(int clientIndex)
>     Display **keep_be_displays;
>     int i;
>
> -    if (cl->returnBuf) free(cl->returnBuf);
> -    if (cl->currentContexts) free(cl->currentContexts);
> -    if (cl->currentDrawables) free(cl->currentDrawables);
> -    if (cl->largeCmdBuf) free(cl->largeCmdBuf);
> +    free(cl->returnBuf);
> +    free(cl->currentContexts);
> +    free(cl->currentDrawables);
> +    free(cl->largeCmdBuf);
>
>     for (i=0; i< screenInfo.numScreens; i++) {
>        if (cl->be_displays[i])
> @@ -97,7 +97,7 @@ static void ResetClientState(int clientIndex)
>     */
>     cl->GLClientmajorVersion = 1;
>     cl->GLClientminorVersion = 0;
> -    if (cl->GLClientextensions) free(cl->GLClientextensions);
> +    free(cl->GLClientextensions);
>
>     memset(cl->be_displays, 0, screenInfo.numScreens * sizeof(Display *));
>  }
> @@ -222,10 +222,10 @@ GLboolean __glXFreeContext(__GLXcontext *cx)
>  {
>     if (cx->idExists || cx->isCurrent) return GL_FALSE;
>
> -    if (cx->feedbackBuf) free(cx->feedbackBuf);
> -    if (cx->selectBuf) free(cx->selectBuf);
> -    if (cx->real_ids) free(cx->real_ids);
> -    if (cx->real_vids) free(cx->real_vids);
> +    free(cx->feedbackBuf);
> +    free(cx->selectBuf);
> +    free(cx->real_ids);
> +    free(cx->real_vids);
>
>     if (cx->pGlxPixmap) {
>        /*
> --
> 1.7.2.3

Man, more of these?

Reviewed-by: Matt Turner <mattst88 at gmail.com>


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