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bcachefs: replace strncpy() with memcpy_and_pad in journal_transaction_name

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Strncpy is now deprecated.
The buffer destination is not required to be NULL-terminated, but we also
want to zero out the rest of the buffer as it is already done in other
places.

Link: https://github.com/KSPP/linux/issues/90
Signed-off-by: Roxana Nicolescu <nicolescu.roxana@protonmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Roxana Nicolescu 2025-03-27 14:50:05 +00:00 committed by Kent Overstreet
parent 8c087d2ddf
commit 4e2caf82ce
1 changed files with 3 additions and 1 deletions
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4
fs/bcachefs/btree_trans_commit.c
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@ -20,6 +20,7 @@
#include "snapshot.h"
#include <linux/prefetch.h>
#include <linux/string_helpers.h>
static const char * const trans_commit_flags_strs[] = {
#define x(n, ...) #n,
@ -366,7 +367,8 @@ static noinline void journal_transaction_name(struct btree_trans *trans)
struct jset_entry_log *l =
container_of(entry, struct jset_entry_log, entry);
strncpy(l->d, trans->fn, JSET_ENTRY_LOG_U64s * sizeof(u64));
memcpy_and_pad(l->d, JSET_ENTRY_LOG_U64s * sizeof(u64),
trans->fn, strlen(trans->fn), 0);
}
static inline int btree_key_can_insert(struct btree_trans *trans,