* [PATCH nft v2 1/2] main: Validate the number of numeric options
@ 2017-02-02 12:25 Elise Lennion
2017-02-05 20:42 ` Pablo Neira Ayuso
0 siblings, 1 reply; 2+ messages in thread
From: Elise Lennion @ 2017-02-02 12:25 UTC (permalink / raw)
To: pablo; +Cc: netfilter-devel
The number of numeric options influences the behavior and the user
should be warned if a invalid number is used.
Signed-off-by: Elise Lennion <elise.lennion@gmail.com>
---
v2: Was split from a bigger patch. Now an error is triggered when a
invalid number of numeric options is used, instead of allowing it and
using the closer valid number.
src/main.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/main.c b/src/main.c
index 6ba752b..48a813d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -288,7 +288,12 @@ int main(int argc, char * const *argv)
include_paths[num_include_paths++] = optarg;
break;
case OPT_NUMERIC:
- numeric_output++;
+ if (++numeric_output > NUMERIC_ALL) {
+ fprintf(stderr, "Too many numeric options "
+ "used, max. %u\n",
+ NUMERIC_ALL);
+ exit(NFT_EXIT_FAILURE);
+ }
break;
case OPT_STATELESS:
stateless_output++;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH nft v2 1/2] main: Validate the number of numeric options
2017-02-02 12:25 [PATCH nft v2 1/2] main: Validate the number of numeric options Elise Lennion
@ 2017-02-05 20:42 ` Pablo Neira Ayuso
0 siblings, 0 replies; 2+ messages in thread
From: Pablo Neira Ayuso @ 2017-02-05 20:42 UTC (permalink / raw)
To: Elise Lennion; +Cc: netfilter-devel
On Thu, Feb 02, 2017 at 10:25:53AM -0200, Elise Lennion wrote:
> The number of numeric options influences the behavior and the user
> should be warned if a invalid number is used.
Applied, thanks Elise.
^ permalink raw reply [flat|nested] 2+ messages in thread
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