pstore/ram: fix error return code in ramoops_probe()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 38babb3a9384..82e74dd50b6c 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -429,6 +429,7 @@ static int ramoops_probe(struct platform_device *pdev)
                 pr_err("memory size too small, minimum is %zu\n",
                         cxt->console_size + cxt->record_size +
                         cxt->ftrace_size);
+                err = -EINVAL;
                 goto fail_cnt;
         }
 
@@ -446,6 +447,7 @@ static int ramoops_probe(struct platform_device *pdev)
         spin_lock_init(&cxt->pstore.buf_lock);
         if (!cxt->pstore.buf) {
                 pr_err("cannot allocate pstore buffer\n");
+                err = -ENOMEM;
                 goto fail_clear;
         }