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| author | Wang Yufen <wangyufen@huawei.com> | 2022-12-02 16:22:54 +0800 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2022-12-02 15:16:59 -0800 |
| commit | e1fce564900f8734edf15b87f028c57e14f6e28d (patch) | |
| tree | 00714580ad5cf505aa742ce857dd6a77a451148b /fs/pstore | |
| parent | 38b91847c314f49c80e30062549d4709a3754ea6 (diff) | |
| download | linux-e1fce564900f8734edf15b87f028c57e14f6e28d.tar.gz linux-e1fce564900f8734edf15b87f028c57e14f6e28d.tar.bz2 linux-e1fce564900f8734edf15b87f028c57e14f6e28d.zip | |
pstore/ram: Fix error return code in ramoops_probe()
In the if (dev_of_node(dev) && !pdata) path, the "err" may be assigned a
value of 0, so the error return code -EINVAL may be incorrectly set
to 0. To fix set valid return code before calling to goto.
Fixes: 35da60941e44 ("pstore/ram: add Device Tree bindings")
Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/1669969374-46582-1-git-send-email-wangyufen@huawei.com
Diffstat (limited to 'fs/pstore')
| -rw-r--r-- | fs/pstore/ram.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 5a39fa8522b0..9a5052431fd3 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -745,6 +745,7 @@ static int ramoops_probe(struct platform_device *pdev) /* Make sure we didn't get bogus platform data pointer. */ if (!pdata) { pr_err("NULL platform data\n"); + err = -EINVAL; goto fail_out; } @@ -752,6 +753,7 @@ static int ramoops_probe(struct platform_device *pdev) !pdata->ftrace_size && !pdata->pmsg_size)) { pr_err("The memory size and the record/console size must be " "non-zero\n"); + err = -EINVAL; goto fail_out; } |