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* [PATCH] setarch: print error when command runs without arguments
@ 2015-02-17 22:31 Sami Kerola
  2015-02-19  9:56 ` Karel Zak
  0 siblings, 1 reply; 2+ messages in thread
From: Sami Kerola @ 2015-02-17 22:31 UTC (permalink / raw)
  To: util-linux; +Cc: Sami Kerola

$ ./setarch
Segmentation fault (core dumped)
$ coredumpctl gdb
...
Program terminated with signal SIGSEGV, Segmentation fault.
301                     if (*argv[1] != '-') {

Reference: 5edb0ea6bbd57dd916417737f98c9109dc1ecb5b
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
---
 sys-utils/setarch.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys-utils/setarch.c b/sys-utils/setarch.c
index 76892ab..337f8fb 100644
--- a/sys-utils/setarch.c
+++ b/sys-utils/setarch.c
@@ -298,7 +298,7 @@ int main(int argc, char *argv[])
 	if (archwrapper)
 		arch = program_invocation_short_name;	/* symlinks to setarch */
 	else {
-		if (*argv[1] != '-') {
+		if (1 < argc && *argv[1] != '-') {
 			arch = argv[1];
 			argv[1] = argv[0];	/* for getopt_long() to get the program name */
 			argv++;
-- 
2.3.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] setarch: print error when command runs without arguments
  2015-02-17 22:31 [PATCH] setarch: print error when command runs without arguments Sami Kerola
@ 2015-02-19  9:56 ` Karel Zak
  0 siblings, 0 replies; 2+ messages in thread
From: Karel Zak @ 2015-02-19  9:56 UTC (permalink / raw)
  To: Sami Kerola; +Cc: util-linux

On Tue, Feb 17, 2015 at 10:31:48PM +0000, Sami Kerola wrote:
>  sys-utils/setarch.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

 Applied, thanks.

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2015-02-17 22:31 [PATCH] setarch: print error when command runs without arguments Sami Kerola
2015-02-19  9:56 ` Karel Zak

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