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Fixed some issues found by static analyzers #2634

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Fixed some issues found by static analyzers #2634

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83ea625
fix(dracut-util): memory leak
lnykryn Mar 5, 2024
6e7c1c0
fix(dracut-install): buffer overrun
lnykryn Mar 5, 2024
88918bf
fix(dracut-util): memory leak
lnykryn Mar 5, 2024
9d1742a
fix(dracut-install): memory leak
lnykryn Mar 5, 2024
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19 changes: 14 additions & 5 deletions src/util/util.c
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Original file line number Diff line number Diff line change
Expand Up @@ -253,16 +253,15 @@ static int getargs(int argc, char **argv)
char *search_value;
bool found_value = false;
char *cmdline = NULL;
char *cmdline_iter = NULL;
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@dtardon dtardon Mar 7, 2024 •
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Merge this into the preceding line?


char *p = getenv("CMDLINE");
if (p == NULL) {
usage(GETARGS, EXIT_FAILURE, "CMDLINE env not set");
}
cmdline = strdup(p);

if (argc != 2) {
if (argc != 2)
usage(GETARGS, EXIT_FAILURE, "Number of arguments invalid");
}

search_key = argv[1];

Expand All @@ -277,9 +276,16 @@ static int getargs(int argc, char **argv)
if (strlen(search_key) == 0)
usage(GETARGS, EXIT_FAILURE, "search key undefined");

cmdline = strdup(p);
if (cmdline == NULL) {
fprintf(stderr, "ERROR: out of memory.\n");
exit(EXIT_FAILURE);
}
cmdline_iter = cmdline;

do {
char *key = NULL, *value = NULL;
cmdline = next_arg(cmdline, &key, &value);
cmdline = next_arg(cmdline_iter, &key, &value);
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cmdline_iter = ...

if (strcmp(key, search_key) == 0) {
if (search_value) {
if (strcmp(value, search_value) == 0) {
Expand All @@ -295,7 +301,10 @@ static int getargs(int argc, char **argv)
found_value = true;
}
}
} while (cmdline[0]);
} while (cmdline_iter[0]);

free(cmdline_iter);
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free(cmdline)


return found_value ? EXIT_SUCCESS : EXIT_FAILURE;
}

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