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| author | Axel Lin <axel.lin@gmail.com> | 2010-06-29 11:09:47 +0800 |
|---|---|---|
| committer | Matthew Garrett <mjg@redhat.com> | 2010-08-03 09:48:51 -0400 |
| commit | d8eca1105fe2039e102c6a8a915d0af937b1b593 (patch) | |
| tree | 5892ef1f6d5b536cc65adb9c217c11cfaf4c5e16 /drivers/platform/x86/asus-laptop.c | |
| parent | 1492616a434dae1908d0da2d6ee6605ca5a77e6f (diff) | |
| download | op-kernel-dev-d8eca1105fe2039e102c6a8a915d0af937b1b593.zip op-kernel-dev-d8eca1105fe2039e102c6a8a915d0af937b1b593.tar.gz | |
asus-laptop: fix a memory leak in asus_laptop_get_info error path
The callers of write_acpi_int_ret() pass ACPI_ALLOCATE_BUFFER,
the caller must kfree the returned buffer if AE_OK is returned.
This patch adds a missing kfree(buffer.pointer) before return -ENOMEM
if kstrdup fail.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'drivers/platform/x86/asus-laptop.c')
| -rw-r--r-- | drivers/platform/x86/asus-laptop.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index efe8f63..4af5709 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -1397,8 +1397,10 @@ static int asus_laptop_get_info(struct asus_laptop *asus) } } asus->name = kstrdup(string, GFP_KERNEL); - if (!asus->name) + if (!asus->name) { + kfree(buffer.pointer); return -ENOMEM; + } if (*string) pr_notice(" %s model detected\n", string); |
