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authorGustavo A. R. Silva <gustavoars@kernel.org>2020-12-15 20:43:10 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-15 22:46:16 -0800
commit180644f80a0284bf5c9acdbd33760924fef14236 (patch)
treef1f5364605e0e4e646dd0cba05141fc2e6799390 /lib/stackdepot.c
parent47e684aaa2661b2af39474a12d05447865ce9184 (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/stackdepot.c')
-rw-r--r--lib/stackdepot.c4
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().