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iproute: Check mark value input 

Signed-off-by: Phil Sutter <phil@nwl.cc>
This commit is contained in:
Phil Sutter 2017-08-21 18:36:50 +02:00 committed by Stephen Hemminger
parent 82ed9ffa2b
commit 7c66d89828
1 changed files with 4 additions and 2 deletions
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6
ip/iproute.c
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@ -1495,7 +1495,8 @@ static int iproute_list_flush_or_save(int argc, char **argv, int action)
id = *argv;
} else if (strcmp(*argv, "mark") == 0) {
NEXT_ARG();
get_unsigned(&mark, *argv, 0);
if (get_unsigned(&mark, *argv, 0))
invarg("invalid mark value", *argv);
filter.markmask = -1;
} else if (strcmp(*argv, "via") == 0) {
int family;
@ -1712,7 +1713,8 @@ static int iproute_get(int argc, char **argv)
idev = *argv;
} else if (matches(*argv, "mark") == 0) {
NEXT_ARG();
get_unsigned(&mark, *argv, 0);
if (get_unsigned(&mark, *argv, 0))
invarg("invalid mark value", *argv);
} else if (matches(*argv, "oif") == 0 ||
strcmp(*argv, "dev") == 0) {
NEXT_ARG();