From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Julia Lawall <julia.lawall@inria.fr>
Subject: [android-common:android15-6.6 53/53] drivers/android/wrapfd.c:788:32-49: opportunity for str_yes_no(ctx -> allow_guests)
Date: Sat, 07 Nov 2026 07:30:07 +0100 [thread overview]
Message-ID: <202611070754.AdFqlCZk-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: cros-kernel-buildreports@googlegroups.com
Hi Suren,
First bad commit (maybe != root cause):
tree: https://android.googlesource.com/kernel/common android15-6.6
head: bc10f2ae3a89cd46c1069ed99b65df424ba3d3db
commit: 0513c5d5a13918d0326f9586ef6edad1872a6c98 [53/53] ANDROID: drivers/wrapfd: fix dmabuf_content_load and use kvec for loading
:::::: branch date: 7 hours ago
:::::: commit date: 7 hours ago
config: i386-randconfig-r2111-20261107 (https://download.01.org/0day-ci/archive/20261107/202611070754.AdFqlCZk-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202611070754.AdFqlCZk-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/android/wrapfd.c:788:32-49: opportunity for str_yes_no(ctx -> allow_guests)
vim +788 drivers/android/wrapfd.c
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 773
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 774 #ifdef CONFIG_PROC_FS
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 775 static void wrap_show_fdinfo(struct seq_file *m, struct file *file)
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 776 {
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 777 struct wrap_ctx *ctx = file->private_data;
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 778
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 779 spin_lock(&ctx->lock);
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 780 if (ctx->owner.task) {
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 781 seq_printf(m, "owner:\t%d\n", ctx->owner.task->pid);
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 782 } else {
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 783 if (ctx->owner.dev)
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 784 seq_printf(m, "owner:\t<device>\n");
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 785 else
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 786 seq_printf(m, "owner:\t<none>\n");
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 787 }
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 @788 seq_printf(m, "guests:\t%s\n", ctx->allow_guests ? "yes" : "no");
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 789 seq_printf(m, "maps:\t%d\n", ctx->map_count);
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 790 seq_printf(m, "empty:\t%s\n", ctx->content ? "no" : "yes");
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 791 if (ctx->content) {
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 792 struct wrap_content *content = ctx->content;
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 793
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 794 seq_printf(m, "rdonly:\t%s\n",
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 795 content->ops->is_writable(content) ? "no" : "yes");
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 796 content->ops->show_fdinfo(content, m);
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 797 }
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 798 spin_unlock(&ctx->lock);
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 799 }
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 800 #endif
dcd6a28f187e49 Suren Baghdasaryan 2025-11-21 801
:::::: The code at line 788 was first introduced by commit
:::::: dcd6a28f187e4931aff3c8f3889d9776961ced02 ANDROID: drivers/wrapfd: add wrapfd driver base code
:::::: TO: Suren Baghdasaryan <surenb@google.com>
:::::: CC: android-test-infra-autosubmit@system.gserviceaccount.com <android-test-infra-autosubmit@system.gserviceaccount.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-11-07 6:31 UTC|newest]
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