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| author | Joe Perches <joe@perches.com> | 2020-09-16 23:40:43 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-02 14:16:33 +0300 |
| commit | 7981593bf083801035b1f1377661849805acb216 (patch) | |
| tree | 2bbda781606b0bdc05ca2f183a84919d9d5659d3 /drivers/base/node.c | |
| parent | 948b3edba8988306b635578a72b0dab6091a5eb0 (diff) | |
| download | linux-7981593bf083801035b1f1377661849805acb216.tar.xz | |
mm: and drivers core: Convert hugetlb_report_node_meminfo to sysfs_emit
Convert the unbound sprintf in hugetlb_report_node_meminfo to use
sysfs_emit_at so that no possible overrun of a PAGE_SIZE buf can occur.
Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Mike Kravetz <mike.kravetz@oracle.com>
Link: https://lore.kernel.org/r/894b351b82da6013cde7f36ff4b5493cd0ec30d0.1600285923.git.joe@perches.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/node.c')
| -rw-r--r-- | drivers/base/node.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c index 96d820f979a2..6366f94f8afb 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -473,7 +473,7 @@ static ssize_t node_read_meminfo(struct device *dev, HPAGE_PMD_NR) #endif ); - len += hugetlb_report_node_meminfo(nid, buf + len); + len += hugetlb_report_node_meminfo(buf, len, nid); return len; } |