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3431769)
Quash a compiler warning by checking the result of snprintf() and
handling truncation.
char filename[PATH_MAX];
if(node) {
char filename[PATH_MAX];
if(node) {
- snprintf(filename, sizeof(filename), "%s" SLASH "%s", hosts_dir, node);
+ if((size_t)snprintf(filename, sizeof(filename), "%s" SLASH "%s", hosts_dir, node) >= sizeof(filename)) {
+ fprintf(stderr, "Filename too long: %s" SLASH "%s\n", hosts_dir, node);
+ free(node);
+ return 1;
+ }
if(node != line) {
free(node);
if(node != line) {
free(node);