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fix: handle NULL from json_tokener_new_ex

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if there is not enough memory to fit json_tokener and (depth *
json_tokener_srec) in RAM, don't segfault.
This commit is contained in:
Sefa Eyeoglu 2021-10-21 18:20:26 +02:00 committed by Simon Ser
parent 21d2fdf74c
commit 944d7031c5
1 changed files with 28 additions and 18 deletions
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10
swaymsg/main.c
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@ -482,6 +482,10 @@ int main(int argc, char **argv) {
// pretty print the json
json_tokener *tok = json_tokener_new_ex(INT_MAX);
if (tok == NULL) {
sway_log(SWAY_ERROR, "failed allocating json_tokener");
ret = 1;
} else {
json_object *obj = json_tokener_parse_ex(tok, resp, -1);
enum json_tokener_error err = json_tokener_get_error(tok);
json_tokener_free(tok);
@ -505,6 +509,7 @@ int main(int argc, char **argv) {
}
json_object_put(obj);
}
}
free(command);
free(resp);
@ -521,6 +526,11 @@ int main(int argc, char **argv) {
}
json_tokener *tok = json_tokener_new_ex(INT_MAX);
if (tok == NULL) {
sway_log(SWAY_ERROR, "failed allocating json_tokener");
ret = 1;
break;
}
json_object *obj = json_tokener_parse_ex(tok, reply->payload, -1);
enum json_tokener_error err = json_tokener_get_error(tok);
json_tokener_free(tok);