From: nikita.shubin@maquefel.me Cc: nikita.shubin@maquefel.me, Nikita Shubin <NShubin@topcon.com>, Ohad Ben-Cohen <ohad@wizery.com>, Bjorn Andersson <bjorn.andersson@linaro.org>, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] remoteproc: error on kick missing Date: Fri, 28 Feb 2020 14:08:04 +0300 [thread overview] Message-ID: <20200228110804.25822-1-nikita.shubin@maquefel.me> (raw) From: Nikita Shubin <NShubin@topcon.com> .kick method not set in rproc_ops will result in: 8<--- cut here --- Unable to handle kernel NULL pointer dereference in rproc_virtio_notify, after firmware loading. refuse to register an rproc-induced virtio device if no kick method was defined for rproc. Signed-off-by: Nikita Shubin <NShubin@topcon.com> --- drivers/remoteproc/remoteproc_virtio.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c index 8c07cb2ca8ba..31a62a0b470e 100644 --- a/drivers/remoteproc/remoteproc_virtio.c +++ b/drivers/remoteproc/remoteproc_virtio.c @@ -334,6 +334,13 @@ int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id) struct rproc_mem_entry *mem; int ret; + if (rproc->ops->kick == NULL) { + ret = -EINVAL; + dev_err(dev, ".kick method not defined for %s", + rproc->name); + goto out; + } + /* Try to find dedicated vdev buffer carveout */ mem = rproc_find_carveout_by_name(rproc, "vdev%dbuffer", rvdev->index); if (mem) { -- 2.24.1
WARNING: multiple messages have this Message-ID (diff)
From: nikita.shubin@maquefel.me To: unlisted-recipients:; (no To-header on input) Cc: nikita.shubin@maquefel.me, Nikita Shubin <NShubin@topcon.com>, Ohad Ben-Cohen <ohad@wizery.com>, Bjorn Andersson <bjorn.andersson@linaro.org>, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] remoteproc: error on kick missing Date: Fri, 28 Feb 2020 14:08:04 +0300 [thread overview] Message-ID: <20200228110804.25822-1-nikita.shubin@maquefel.me> (raw) From: Nikita Shubin <NShubin@topcon.com> .kick method not set in rproc_ops will result in: 8<--- cut here --- Unable to handle kernel NULL pointer dereference in rproc_virtio_notify, after firmware loading. refuse to register an rproc-induced virtio device if no kick method was defined for rproc. Signed-off-by: Nikita Shubin <NShubin@topcon.com> --- drivers/remoteproc/remoteproc_virtio.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c index 8c07cb2ca8ba..31a62a0b470e 100644 --- a/drivers/remoteproc/remoteproc_virtio.c +++ b/drivers/remoteproc/remoteproc_virtio.c @@ -334,6 +334,13 @@ int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id) struct rproc_mem_entry *mem; int ret; + if (rproc->ops->kick == NULL) { + ret = -EINVAL; + dev_err(dev, ".kick method not defined for %s", + rproc->name); + goto out; + } + /* Try to find dedicated vdev buffer carveout */ mem = rproc_find_carveout_by_name(rproc, "vdev%dbuffer", rvdev->index); if (mem) { -- 2.24.1
next reply other threads:[~2020-02-28 11:08 UTC|newest] Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-02-28 11:08 nikita.shubin [this message] 2020-02-28 11:08 ` [PATCH] remoteproc: error on kick missing nikita.shubin 2020-03-02 17:44 ` Mathieu Poirier 2020-03-02 21:43 ` Bjorn Andersson 2020-03-02 21:43 ` Bjorn Andersson 2020-03-03 15:56 ` Mathieu Poirier 2020-03-04 14:09 ` nikita.shubin 2020-03-04 16:11 ` Mathieu Poirier 2020-03-05 11:02 ` [PATCH v3 0/1] remoteproc: Fix NULL pointer dereference in rproc_virtio_notify Nikita Shubin 2020-03-05 11:02 ` Nikita Shubin 2020-03-05 11:02 ` [PATCH v3 1/1] " Nikita Shubin 2020-03-05 11:02 ` Nikita Shubin 2020-03-06 7:03 ` [PATCH v4] " Nikita Shubin 2020-03-06 7:03 ` Nikita Shubin 2020-03-06 7:24 ` [PATCH v5] " Nikita Shubin 2020-03-06 7:24 ` Nikita Shubin 2020-03-07 23:20 ` Sasha Levin 2020-03-09 14:22 ` Arnaud POULIQUEN 2020-03-09 14:22 ` Arnaud POULIQUEN 2020-03-10 12:08 ` Nikita Shubin 2020-03-10 13:19 ` Arnaud POULIQUEN 2020-03-10 13:19 ` Arnaud POULIQUEN 2020-03-11 20:01 ` Bjorn Andersson 2020-03-11 20:01 ` Bjorn Andersson 2020-03-16 16:55 ` Mathieu Poirier 2020-03-17 14:24 ` Arnaud POULIQUEN 2020-03-21 17:57 ` Bjorn Andersson 2020-03-21 17:57 ` Bjorn Andersson 2020-03-26 5:46 ` patchwork-bot+linux-remoteproc 2020-03-07 23:20 ` [PATCH v4] " Sasha Levin 2020-03-07 23:20 ` [PATCH v3 1/1] " Sasha Levin 2020-03-26 5:47 ` [PATCH] remoteproc: error on kick missing patchwork-bot+linux-remoteproc
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20200228110804.25822-1-nikita.shubin@maquefel.me \ --to=nikita.shubin@maquefel.me \ --cc=NShubin@topcon.com \ --cc=bjorn.andersson@linaro.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-remoteproc@vger.kernel.org \ --cc=ohad@wizery.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.