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| author | Takashi Iwai <tiwai@suse.de> | 2024-03-20 07:27:20 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2024-03-20 07:30:48 +0100 |
| commit | 14d811467f6592aa0e685730e66b5f9123287468 (patch) | |
| tree | 335f0658fe2d16d8506fb905f9225f2925f50e33 /sound | |
| parent | 33affa7fb46c0c07f6c49d4ddac9dd436715064c (diff) | |
| download | linux-stable-14d811467f6592aa0e685730e66b5f9123287468.tar.gz linux-stable-14d811467f6592aa0e685730e66b5f9123287468.tar.bz2 linux-stable-14d811467f6592aa0e685730e66b5f9123287468.zip | |
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 <mirsad.todorovac@alu.unizg.hr>
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 <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/core/control.c | 4 |
1 files changed, 2 insertions, 2 deletions
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) |