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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2024-02-03 08:51:04 +0100 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-02-06 15:36:06 +0100 |
| commit | 83cdd8db75085f3e415f420d6022f9c813ea50af (patch) | |
| tree | bb91bb5363cafa206f4fbd36f82e4eb868dba776 /net/nfc | |
| parent | d6f4aac19ad44998c6b1cde0334ad76900136ca4 (diff) | |
| download | linux-83cdd8db75085f3e415f420d6022f9c813ea50af.tar.gz linux-83cdd8db75085f3e415f420d6022f9c813ea50af.tar.bz2 linux-83cdd8db75085f3e415f420d6022f9c813ea50af.zip | |
nfc: hci: Save a few bytes of memory when registering a 'nfc_llc' engine
nfc_llc_register() calls pass a string literal as the 'name' parameter.
So kstrdup_const() can be used instead of kfree() to avoid a memory
allocation in such cases.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/hci/llc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/nfc/hci/llc.c b/net/nfc/hci/llc.c index 480c17f372a5..ba91284f4086 100644 --- a/net/nfc/hci/llc.c +++ b/net/nfc/hci/llc.c @@ -33,7 +33,7 @@ exit: static void nfc_llc_del_engine(struct nfc_llc_engine *llc_engine) { list_del(&llc_engine->entry); - kfree(llc_engine->name); + kfree_const(llc_engine->name); kfree(llc_engine); } @@ -53,7 +53,7 @@ int nfc_llc_register(const char *name, const struct nfc_llc_ops *ops) if (llc_engine == NULL) return -ENOMEM; - llc_engine->name = kstrdup(name, GFP_KERNEL); + llc_engine->name = kstrdup_const(name, GFP_KERNEL); if (llc_engine->name == NULL) { kfree(llc_engine); return -ENOMEM; |