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| author | Karel Zak <kzak@redhat.com> | 2023-03-09 13:10:41 +0100 |
|---|---|---|
| committer | Karel Zak <kzak@redhat.com> | 2023-03-09 13:10:41 +0100 |
| commit | 11208370c90f44201ca7fbfaf01b76502034d544 (patch) | |
| tree | 9a9c08d0643539b8c21523cf690512f05add66eb /lib/env.c | |
| parent | 92168e2c0d669e4b16340964ff726b06a581306c (diff) | |
| download | util-linux-11208370c90f44201ca7fbfaf01b76502034d544.tar.gz | |
lib/env: fix memory leak [coverity scan]
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'lib/env.c')
| -rw-r--r-- | lib/env.c | 11 |
1 files changed, 7 insertions, 4 deletions
@@ -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; } |