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GET /api/patches/2217673/?format=api
{ "id": 2217673, "url": "http://patchwork.ozlabs.org/api/patches/2217673/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260330112555.3637002-10-shengjiu.wang@nxp.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<20260330112555.3637002-10-shengjiu.wang@nxp.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260330112555.3637002-10-shengjiu.wang@nxp.com/", "date": "2026-03-30T11:25:53", "name": "[09/11] ASoC: fsl_easrc: Check the variable range in fsl_easrc_iec958_put_bits()", "commit_ref": null, "pull_url": null, "state": "handled-elsewhere", "archived": false, "hash": "eb699c7a2e4f3a452035ed25bdcb2dc6ac70372b", "submitter": { "id": 75958, "url": "http://patchwork.ozlabs.org/api/people/75958/?format=api", "name": "Shengjiu Wang", "email": "shengjiu.wang@nxp.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260330112555.3637002-10-shengjiu.wang@nxp.com/mbox/", "series": [ { "id": 497998, "url": "http://patchwork.ozlabs.org/api/series/497998/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=497998", "date": "2026-03-30T11:25:44", "name": "ASoC: fsl: fix mixer-test failures", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497998/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2217673/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2217673/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-19017-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256\n header.s=selector1 header.b=AQiQ0p1J;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; helo=lists.ozlabs.org;\n envelope-from=linuxppc-dev+bounces-19017-incoming=patchwork.ozlabs.org@lists.ozlabs.org;\n receiver=patchwork.ozlabs.org)", "lists.ozlabs.org;\n arc=pass smtp.remote-ip=\"2a01:111:f403:c200::1\" 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(2024-03-25) on lists.ozlabs.org" }, "content": "Add check of input value's range in fsl_easrc_iec958_put_bits(),\notherwise the wrong value may be written from user space.\n\nFixes: 955ac624058f (\"ASoC: fsl_easrc: Add EASRC ASoC CPU DAI drivers\")\nSigned-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>\n---\n sound/soc/fsl/fsl_easrc.c | 3 +++\n 1 file changed, 3 insertions(+)", "diff": "diff --git a/sound/soc/fsl/fsl_easrc.c b/sound/soc/fsl/fsl_easrc.c\nindex 599e439b359a..f48e43a0edcf 100644\n--- a/sound/soc/fsl/fsl_easrc.c\n+++ b/sound/soc/fsl/fsl_easrc.c\n@@ -54,6 +54,9 @@ static int fsl_easrc_iec958_put_bits(struct snd_kcontrol *kcontrol,\n \tunsigned int regval = ucontrol->value.integer.value[0];\n \tint ret;\n \n+\tif (regval < EASRC_WIDTH_16_BIT || regval > EASRC_WIDTH_24_BIT)\n+\t\treturn -EINVAL;\n+\n \tret = (easrc_priv->bps_iec958[mc->regbase] != regval);\n \n \teasrc_priv->bps_iec958[mc->regbase] = regval;\n", "prefixes": [ "09/11" ] }