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gtp_echo_responder: report invalid chars present in node-feautres cmdline arg as error

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from "man strtoul":
"""
If endptr is not NULL, strtoul() stores the address of the first invalid character in *endptr.
In particular, if *nptr is not '\0' but **endptr is '\0' on return, the entire string is valid.
"""

Fixes: ae81195418
Change-Id: I89d26a575ef81ee17483db035924354588d9d094
This commit is contained in:
Pau Espin Pedrol
2021-10-08 17:27:38 +02:00
parent ae81195418
commit 8cbdd21867
1 changed files with 1 additions and 1 deletions
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2
utils/gtp_echo_responder.c
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@@ -125,7 +125,7 @@ static uint8_t parse_node_features_mask(const char *arg)
res = strtoul(arg, &end, 0); res = strtoul(arg, &end, 0);
if ((errno == ERANGE && res == ULONG_MAX) || (errno && !res) || if ((errno == ERANGE && res == ULONG_MAX) || (errno && !res) ||
arg == end) { arg == end || *end != '\0') {
fprintf(stderr, "Failed parsing Node Features bitmask: '%s'\n", arg); fprintf(stderr, "Failed parsing Node Features bitmask: '%s'\n", arg);
exit(1); exit(1);
} }