thirdparty/util-linux
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lib/env: fix memory leak [coverity scan]

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Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2023-03-09 13:10:41 +01:00
parent 92168e2c0d
commit 11208370c9
1 changed files with 7 additions and 4 deletions
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11
lib/env.c
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@ -89,19 +89,22 @@ static struct ul_env_list *env_list_add(struct ul_env_list *ls0, const char *str
*/
struct ul_env_list *env_from_fd(int fd)
{
char *buf = NULL;
char *buf = NULL, *p;
size_t rc = 0;
struct ul_env_list *ls = NULL;
if ((rc = read_all_alloc(fd, &buf)) < 1)
return NULL;
buf[rc] = '\0';
p = buf;
while (rc > 0) {
ls = env_list_add(ls, buf);
buf += strlen(buf) + 1;
rc -= strlen(buf) + 1;
ls = env_list_add(ls, p);
p += strlen(p) + 1;
rc -= strlen(p) + 1;
}
free(buf);
return ls;
}