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| author | Kassey Li <quic_yingangl@quicinc.com> | 2022-07-19 17:15:54 +0800 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-07-29 18:07:16 -0700 |
| commit | 198729c9627a754b26aebdc8a26e559424c8f06c (patch) | |
| tree | 587ad9be4d1016cb64f7ed05e9e399c3b90d8bc1 | |
| parent | 3d5367a0426da61c7cb616cc85b6239467e261dd (diff) | |
| download | lwn-198729c9627a754b26aebdc8a26e559424c8f06c.tar.gz lwn-198729c9627a754b26aebdc8a26e559424c8f06c.zip | |
mm/cma_debug.c: align the name buffer length as struct cma
Avoids truncating the debugfs output to 16 chars. Potentially alters
the userspace output, but this is a debugfs interface and there are no
stability guarantees.
Link: https://lkml.kernel.org/r/20220719091554.27864-1-quic_yingangl@quicinc.com
Signed-off-by: Kassey Li <quic_yingangl@quicinc.com>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | mm/cma_debug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/cma_debug.c b/mm/cma_debug.c index 2e7704955f4f..c3ffe253e055 100644 --- a/mm/cma_debug.c +++ b/mm/cma_debug.c @@ -163,7 +163,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(cma_alloc_fops, NULL, cma_alloc_write, "%llu\n"); static void cma_debugfs_add_one(struct cma *cma, struct dentry *root_dentry) { struct dentry *tmp; - char name[16]; + char name[CMA_MAX_NAME]; scnprintf(name, sizeof(name), "cma-%s", cma->name); |