diff options
| author | Gustavo A. R. Silva <gustavoars@kernel.org> | 2020-12-15 20:43:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 22:46:16 -0800 |
| commit | 180644f80a0284bf5c9acdbd33760924fef14236 (patch) | |
| tree | f1f5364605e0e4e646dd0cba05141fc2e6799390 /lib | |
| parent | 47e684aaa2661b2af39474a12d05447865ce9184 (diff) | |
lib/stackdepot.c: use array_size() helper in jhash2()
Use array_size() helper instead of the open-coded version in jhash2().
These sorts of multiplication factors need to be wrapped in array_size().
Also, use the preferred form for passing the size of an object type.
Link: https://lkml.kernel.org/r/cb8a682e4bba4dbddd2bd8aca7f8c02fea89639b.1601565471.git.gustavoars@kernel.org
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/stackdepot.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/stackdepot.c b/lib/stackdepot.c index 683b6a8ddade..890dcc2e984e 100644 --- a/lib/stackdepot.c +++ b/lib/stackdepot.c @@ -154,8 +154,8 @@ static struct stack_record *stack_table[STACK_HASH_SIZE] = { static inline u32 hash_stack(unsigned long *entries, unsigned int size) { return jhash2((u32 *)entries, - size * sizeof(unsigned long) / sizeof(u32), - STACK_HASH_SEED); + array_size(size, sizeof(*entries)) / sizeof(u32), + STACK_HASH_SEED); } /* Use our own, non-instrumented version of memcmp(). |