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Groups > linux.kernel > #1263838 > unrolled thread
| Started by | SF Markus Elfring <elfring@users.sourceforge.net> |
|---|---|
| First post | 2015-11-06 09:40 +0100 |
| Last post | 2015-11-07 19:20 +0100 |
| Articles | 2 — 2 participants |
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[PATCH] fjes: Delete an unnecessary check before the function call "vfree" SF Markus Elfring <elfring@users.sourceforge.net> - 2015-11-06 09:40 +0100
Re: [PATCH] fjes: Delete an unnecessary check before the function call "vfree" David Miller <davem@davemloft.net> - 2015-11-07 19:20 +0100
| From | SF Markus Elfring <elfring@users.sourceforge.net> |
|---|---|
| Date | 2015-11-06 09:40 +0100 |
| Subject | [PATCH] fjes: Delete an unnecessary check before the function call "vfree" |
| Message-ID | <qrKIV-26Z-15@gated-at.bofh.it> |
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 6 Nov 2015 09:30:29 +0100
The vfree() function performs also input parameter validation.
Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/net/fjes/fjes_hw.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/fjes/fjes_hw.c b/drivers/net/fjes/fjes_hw.c
index 2d3848c..bb8b530 100644
--- a/drivers/net/fjes/fjes_hw.c
+++ b/drivers/net/fjes/fjes_hw.c
@@ -143,9 +143,7 @@ static int fjes_hw_alloc_epbuf(struct epbuf_handler *epbh)
static void fjes_hw_free_epbuf(struct epbuf_handler *epbh)
{
- if (epbh->buffer)
- vfree(epbh->buffer);
-
+ vfree(epbh->buffer);
epbh->buffer = NULL;
epbh->size = 0;
--
2.6.2
--
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| From | David Miller <davem@davemloft.net> |
|---|---|
| Date | 2015-11-07 19:20 +0100 |
| Subject | Re: [PATCH] fjes: Delete an unnecessary check before the function call "vfree" |
| Message-ID | <qsgfL-5MQ-1@gated-at.bofh.it> |
| In reply to | #1263838 |
From: SF Markus Elfring <elfring@users.sourceforge.net> Date: Fri, 6 Nov 2015 09:39:23 +0100 > From: Markus Elfring <elfring@users.sourceforge.net> > Date: Fri, 6 Nov 2015 09:30:29 +0100 > > The vfree() function performs also input parameter validation. > Thus the test around the call is not needed. > > This issue was detected by using the Coccinelle software. > > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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