[PATCH 3/9] staging: otus: check kmalloc() return value
in [Kernel]
|
Prev: : Compress hibernation image with LZO (in-kernel)
Next: [PATCH 6/9] staging: rtl8192su: check whether requests succeeded
From: Kulikov Vasiliy on 30 Jul 2010 07:10 kmalloc() may fail, if so return error from zfwUsbSubmitControl(). Signed-off-by: Kulikov Vasiliy <segooon(a)gmail.com> --- 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 93459ca..9f04047 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; -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |