* [PATCH]usbvision-core.c: vfree does its own NULL check
@ 2009-06-06 10:06 Figo.zhang
0 siblings, 0 replies; only message in thread
From: Figo.zhang @ 2009-06-06 10:06 UTC (permalink / raw)
To: Mauro Carvalho Chehab; +Cc: Linux Media Mailing List
vfree() does it's own NULL checking,so no need for check before
calling it.
Signed-off-by: Figo.zhang <figo1802@gmail.com>
---
drivers/media/video/usbvision/usbvision-core.c | 14 ++++++--------
1 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c
index 8bc03b9..1603b2b 100644
--- a/drivers/media/video/usbvision/usbvision-core.c
+++ b/drivers/media/video/usbvision/usbvision-core.c
@@ -390,10 +390,9 @@ int usbvision_scratch_alloc(struct usb_usbvision *usbvision)
void usbvision_scratch_free(struct usb_usbvision *usbvision)
{
- if (usbvision->scratch != NULL) {
- vfree(usbvision->scratch);
- usbvision->scratch = NULL;
- }
+ vfree(usbvision->scratch);
+ usbvision->scratch = NULL;
+
}
/*
@@ -506,10 +505,9 @@ int usbvision_decompress_alloc(struct usb_usbvision *usbvision)
*/
void usbvision_decompress_free(struct usb_usbvision *usbvision)
{
- if (usbvision->IntraFrameBuffer != NULL) {
- vfree(usbvision->IntraFrameBuffer);
- usbvision->IntraFrameBuffer = NULL;
- }
+ vfree(usbvision->IntraFrameBuffer);
+ usbvision->IntraFrameBuffer = NULL;
+
}
/************************************************************
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2009-06-06 10:06 [PATCH]usbvision-core.c: vfree does its own NULL check Figo.zhang
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