lkml.org 
[lkml]   [2010]   [Nov]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/4] kdb: fix memory leak in kdb_main.c
Date
From: Jovi Zhang <bookjovi@gmail.com>

Call kfree in the error path as well as the success path in kdb_ll().

Signed-off-by: Jovi Zhang <bookjovi@gmail.com>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
---
kernel/debug/kdb/kdb_main.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 37755d6..3ab3fee 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -2361,7 +2361,7 @@ static int kdb_pid(int argc, const char **argv)
*/
static int kdb_ll(int argc, const char **argv)
{
- int diag;
+ int diag = 0;
unsigned long addr;
long offset = 0;
unsigned long va;
@@ -2400,20 +2400,21 @@ static int kdb_ll(int argc, const char **argv)
char buf[80];

if (KDB_FLAG(CMD_INTERRUPT))
- return 0;
+ goto out;

sprintf(buf, "%s " kdb_machreg_fmt "\n", command, va);
diag = kdb_parse(buf);
if (diag)
- return diag;
+ goto out;

addr = va + linkoffset;
if (kdb_getword(&va, addr, sizeof(va)))
- return 0;
+ goto out;
}
- kfree(command);

- return 0;
+out:
+ kfree(command);
+ return diag;
}

static int kdb_kgdb(int argc, const char **argv)
--
1.7.0.4


\
 
 \ /
  Last update: 2010-11-18 13:59    [W:0.034 / U:0.728 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site