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| author | Yu Watanabe <watanabe.yu+github@gmail.com> | 2021-05-19 21:21:28 +0900 |
|---|---|---|
| committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2021-05-19 21:22:23 +0900 |
| commit | 550721c2e307f4104a470c27271ab6580b2e5444 (patch) | |
| tree | 84af340a6ee42cfe010c0d3bf0f5552d370df52b /src/basic/alloc-util.c | |
| parent | d1f3b0809855ac199988d369b945556755e3b9b6 (diff) | |
| download | systemd-550721c2e307f4104a470c27271ab6580b2e5444.tar.gz | |
alloc-util: use memcpy_safe() in memdup() or friends
Diffstat (limited to 'src/basic/alloc-util.c')
| -rw-r--r-- | src/basic/alloc-util.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/basic/alloc-util.c b/src/basic/alloc-util.c index bad15cc204..192a516db3 100644 --- a/src/basic/alloc-util.c +++ b/src/basic/alloc-util.c @@ -17,8 +17,7 @@ void* memdup(const void *p, size_t l) { if (!ret) return NULL; - memcpy(ret, p, l); - return ret; + return memcpy_safe(ret, p, l); } void* memdup_suffix0(const void *p, size_t l) { @@ -35,8 +34,8 @@ void* memdup_suffix0(const void *p, size_t l) { if (!ret) return NULL; - *((uint8_t*) mempcpy(ret, p, l)) = 0; - return ret; + ((uint8_t*) ret)[l] = 0; + return memcpy_safe(ret, p, l); } void* greedy_realloc(void **p, size_t *allocated, size_t need, size_t size) { |