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| author |   Kulikov Vasiliy <segooon@gmail.com> | 2010-07-30 15:08:00 +0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-02 18:23:44 -0700 |
| commit | d49d0e39a09209d0136c7da2a1a52e99af2d4656 (patch) | |
| tree | ea4a0350a2739c3e05805a8d298321f3d7758a0b /drivers/staging/otus | |
| parent | staging: octeon: check request_irq() return value (diff) | |
| download | linux-dev-d49d0e39a09209d0136c7da2a1a52e99af2d4656.tar.xz linux-dev-d49d0e39a09209d0136c7da2a1a52e99af2d4656.zip | |
staging: otus: check kmalloc() return value
kmalloc() may fail, if so return error from zfwUsbSubmitControl().
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/otus')
| -rw-r--r-- | drivers/staging/otus/wrap_usb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/staging/otus/wrap_usb.c b/drivers/staging/otus/wrap_usb.c index 93459cadc472..9f04047bf5a6 100644 --- a/drivers/staging/otus/wrap_usb.c +++ b/drivers/staging/otus/wrap_usb.c @@ -104,6 +104,11 @@ u32_t zfwUsbSubmitControl(zdev_t *dev, u8_t req, u16_t value, u16_t index, if (size > 0) { buf = kmalloc(size, GFP_KERNEL); + if (buf == NULL) { + pr_err("zfwUsbSubmitControl() failed, " + "kmalloc() returned NULL\n"); + return 1; + } memcpy(buf, (u8_t *)data, size); } else buf = NULL; |