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patch 8.1.1409: Coverity warns for using uninitialized memory

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Problem:    Coverity warns for using uninitialized memory.
Solution:   Add a condition to clearing the growarray.
This commit is contained in:
Bram Moolenaar
2019-05-27 20:01:41 +02:00
parent bf0ecb2cb6
commit b43683729b
2 changed files with 7 additions and 2 deletions
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7
src/json.c
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@@ -455,7 +455,8 @@ json_decode_string(js_read_T *reader, typval_T *res, int quote)
STR2NR_HEX + STR2NR_FORCE, &nr, NULL, 4, TRUE);
if (len == 0)
{
ga_clear(&ga);
if (res != NULL)
ga_clear(&ga);
return FAIL;
}
p += len + 2;
@@ -471,7 +472,8 @@ json_decode_string(js_read_T *reader, typval_T *res, int quote)
STR2NR_HEX + STR2NR_FORCE, &nr2, NULL, 4, TRUE);
if (len == 0)
{
ga_clear(&ga);
if (res != NULL)
ga_clear(&ga);
return FAIL;
}
if (0xdc00 <= nr2 && nr2 <= 0xdfff)
@@ -484,6 +486,7 @@ json_decode_string(js_read_T *reader, typval_T *res, int quote)
if (res != NULL)
{
char_u buf[NUMBUFLEN];
buf[utf_char2bytes((int)nr, buf)] = NUL;
ga_concat(&ga, buf);
}