[PATCH] kernel/sysctl.c: check return value after call proc_put_char() in __do_proc_doulongvec_minmax()

2013-09-02 Thread Chen Gang 
Need check the return value of proc_put_char(), just like another have
done in __do_proc_doulongvec_minmax().

Signed-off-by: Chen Gang 
---
 kernel/sysctl.c |5 -
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index b2f06f3..7453418 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2214,8 +2214,11 @@ static int __do_proc_doulongvec_minmax(void *data, 
struct ctl_table *table, int
*i = val;
} else {
val = convdiv * (*i) / convmul;
-   if (!first)
+   if (!first) {
err = proc_put_char(, , '\t');
+   if (err)
+   break;
+   }
err = proc_put_long(, , val, false);
if (err)
break;
-- 
1.7.7.6
--
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[PATCH] kernel/sysctl.c: check return value after call proc_put_char() in __do_proc_doulongvec_minmax()

2013-09-02 Thread Chen Gang 
Need check the return value of proc_put_char(), just like another have
done in __do_proc_doulongvec_minmax().

Signed-off-by: Chen Gang gang.c...@asianux.com
---
 kernel/sysctl.c |5 -
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index b2f06f3..7453418 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2214,8 +2214,11 @@ static int __do_proc_doulongvec_minmax(void *data, 
struct ctl_table *table, int
*i = val;
} else {
val = convdiv * (*i) / convmul;
-   if (!first)
+   if (!first) {
err = proc_put_char(buffer, left, '\t');
+   if (err)
+   break;
+   }
err = proc_put_long(buffer, left, val, false);
if (err)
break;
-- 
1.7.7.6
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
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Please read the FAQ at  http://www.tux.org/lkml/