91 lines
3.2 KiB
Diff
91 lines
3.2 KiB
Diff
From abefc739f769a8c9bd89db78b9a3e9dd9e366064 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Petr=20Men=C5=A1=C3=ADk?= <pemensik@redhat.com>
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Date: Mon, 11 Jan 2021 12:25:27 +0100
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Subject: [PATCH] Fix CLANG_WARNING
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libmy/argv.c:1352:7: warning[core.uninitialized.Assign]: The expression is an uninitialized value. The computed value will also be garbage
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(*(int *)var)++;
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^~~~~~~~~~~~~
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libmy/argv.c:1207:29: note: Assuming field 'at_value' is not equal to 0
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for (type_p = argv_types; type_p->at_value != 0; type_p++) {
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^~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1207:3: note: Loop condition is true. Entering loop body
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for (type_p = argv_types; type_p->at_value != 0; type_p++) {
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^
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libmy/argv.c:1208:9: note: Assuming 'val_type' is equal to field 'at_value'
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if (type_p->at_value == val_type) {
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^~~~~~~~~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1208:5: note: Taking true branch
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if (type_p->at_value == val_type) {
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^
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libmy/argv.c:1210:7: note: Execution continues on line 1214
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break;
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^
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libmy/argv.c:1214:15: note: Field 'at_value' is not equal to 0
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if (type_p->at_value == 0) {
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^
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libmy/argv.c:1214:3: note: Taking false branch
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if (type_p->at_value == 0) {
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^
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libmy/argv.c:1222:7: note: Assuming the condition is true
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if (type & ARGV_FLAG_ARRAY) {
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^~~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1222:3: note: Taking true branch
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if (type & ARGV_FLAG_ARRAY) {
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^
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libmy/argv.c:1225:9: note: Assuming field 'aa_entry_n' is equal to 0
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if (arr_p->aa_entry_n == 0) {
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^~~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1225:5: note: Taking true branch
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if (arr_p->aa_entry_n == 0) {
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^
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libmy/argv.c:1226:35: note: Storing uninitialized value
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arr_p->aa_entries = (char *)malloc(ARRAY_INCR *size);
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^~~~~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1234:9: note: Assuming field 'aa_entries' is not equal to NULL
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if (arr_p->aa_entries == NULL) {
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^~~~~~~~~~~~~~~~~~~~~~~~~
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libmy/argv.c:1234:5: note: Taking false branch
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if (arr_p->aa_entries == NULL) {
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^
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libmy/argv.c:1251:3: note: Control jumps to 'case 17:' at line 1349
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switch (val_type) {
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^
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libmy/argv.c:1351:9: note: Assuming 'arg' is equal to NULL
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if (arg == NULL) {
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^~~~~~~~~~~
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libmy/argv.c:1351:5: note: Taking true branch
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if (arg == NULL) {
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^
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libmy/argv.c:1352:7: note: The expression is an uninitialized value. The computed value will also be garbage
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(*(int *)var)++;
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^~~~~~~~~~~~~
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---
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libmy/argv.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/libmy/argv.c b/libmy/argv.c
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index 0b28026..547065c 100644
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--- a/libmy/argv.c
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+++ b/libmy/argv.c
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@@ -1223,12 +1223,15 @@ static int string_to_value(const char *arg, ARGV_PNT var,
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arr_p = (argv_array_t *)var;
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if (arr_p->aa_entry_n == 0) {
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- arr_p->aa_entries = (char *)malloc(ARRAY_INCR *size);
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+ arr_p->aa_entries = (char *)calloc(ARRAY_INCR, size);
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}
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else if (arr_p->aa_entry_n % ARRAY_INCR == 0) {
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arr_p->aa_entries =
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(char *)realloc(arr_p->aa_entries, (arr_p->aa_entry_n + ARRAY_INCR) *
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size);
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+ if (arr_p->aa_entries != NULL)
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+ memset((char *)(arr_p->aa_entries) + arr_p->aa_entry_n * size, 0,
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+ ARRAY_INCR*size);
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}
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if (arr_p->aa_entries == NULL) {
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--
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2.26.3
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