From 14d811467f6592aa0e685730e66b5f9123287468 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 20 Mar 2024 07:27:20 +0100 Subject: ALSA: control: Fix unannotated kfree() cleanup The recent conversion to the automatic kfree() forgot to mark a variable with __free(kfree), leading to memory leaks. Fix it. Fixes: 1052d9882269 ("ALSA: control: Use automatic cleanup of kfree()") Reported-by: Mirsad Todorovac Closes: https://lore.kernel.org/r/c1e2ef3c-164f-4840-9b1c-f7ca07ca422a@alu.unizg.hr Message-ID: <20240320062722.31325-1-tiwai@suse.de> Signed-off-by: Takashi Iwai --- sound/core/control.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'sound') diff --git a/sound/core/control.c b/sound/core/control.c index 8367fd485371..fb0c60044f7b 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -1275,12 +1275,12 @@ static int snd_ctl_elem_read(struct snd_card *card, static int snd_ctl_elem_read_user(struct snd_card *card, struct snd_ctl_elem_value __user *_control) { - struct snd_ctl_elem_value *control; + struct snd_ctl_elem_value *control __free(kfree) = NULL; int result; control = memdup_user(_control, sizeof(*control)); if (IS_ERR(control)) - return PTR_ERR(control); + return PTR_ERR(no_free_ptr(control)); result = snd_ctl_elem_read(card, control); if (result < 0) -- cgit v1.2.3