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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 04:15:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 04:15:09 +0000 |
| commit | d78786f17f03109c3e9c7043b1b63f947afb0ee0 (patch) | |
| tree | 58709afdbb58c9a8b795c712d281a6b5710d36cc /fs/btrfs/rcu-string.h | |
| parent | Adding debian version 4.19.269-1. (diff) | |
| download | linux-d78786f17f03109c3e9c7043b1b63f947afb0ee0.tar.xz linux-d78786f17f03109c3e9c7043b1b63f947afb0ee0.zip | |
Merging upstream version 4.19.282.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | fs/btrfs/rcu-string.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/btrfs/rcu-string.h b/fs/btrfs/rcu-string.h index a97dc74a4..02f15321c 100644 --- a/fs/btrfs/rcu-string.h +++ b/fs/btrfs/rcu-string.h @@ -18,7 +18,11 @@ static inline struct rcu_string *rcu_string_strdup(const char *src, gfp_t mask) (len * sizeof(char)), mask); if (!ret) return ret; - strncpy(ret->str, src, len); + /* Warn if the source got unexpectedly truncated. */ + if (WARN_ON(strscpy(ret->str, src, len) < 0)) { + kfree(ret); + return NULL; + } return ret; } |