Subject: + kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer.patch added to -mm tree
To: gang.chen@xxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Mon, 07 Oct 2013 17:27:53 -0700
The patch titled
Subject: kernel/panic.c: reduce 1 byte usage for print tainted buffer
has been added to the -mm tree. Its filename is
kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer.patch
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------------------------------------------------------
From: Chen Gang <gang.chen@xxxxxxxxxxx>
Subject: kernel/panic.c: reduce 1 byte usage for print tainted buffer
sizeof("Tainted: ") already counts '\0', and after first sprintf(), 's'
will start from the current string end (its' value is '\0').
So need not add additional 1 byte for maximized usage of 'buf' in
print_tainted().
Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/panic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/panic.c~kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer kernel/panic.c
--- a/kernel/panic.c~kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer
+++ a/kernel/panic.c
@@ -233,7 +233,7 @@ static const struct tnt tnts[] = {
*/
const char *print_tainted(void)
{
- static char buf[ARRAY_SIZE(tnts) + sizeof("Tainted: ") + 1];
+ static char buf[ARRAY_SIZE(tnts) + sizeof("Tainted: ")];
if (tainted_mask) {
char *s;
_
Patches currently in -mm which might be from gang.chen@xxxxxxxxxxx are
origin.patch
sh64-kernel-use-usp-instead-of-fn.patch
sh64-kernel-remove-useless-variable-regs.patch
mm-readaheadc-return-the-value-which-force_page_cache_readahead-returns.patch
mm-mempolicy-make-mpol_to_str-robust-and-always-succeed.patch
kernel-delayacctc-remove-redundant-checking-in-__delayacct_add_tsk.patch
kernel-sysctlc-check-return-value-after-call-proc_put_char-in-__do_proc_doulongvec_minmax.patch
kernel-taskstatsc-add-nla_nest_cancel-for-failure-processing-between-nla_nest_start-and-nla_nest_end.patch
kernel-panicc-reduce-1-byte-usage-for-print-tainted-buffer.patch
linux-next.patch
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