diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/getcwd.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/getcwd.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/sysdeps/unix/sysv/linux/getcwd.c b/sysdeps/unix/sysv/linux/getcwd.c index 2af3b78da5..f3406d7916 100644 --- a/sysdeps/unix/sysv/linux/getcwd.c +++ b/sysdeps/unix/sysv/linux/getcwd.c @@ -69,19 +69,20 @@ __getcwd (char *buf, size_t size) n = __readlink ("/proc/self/cwd", path, alloc_size - 1); if (n != -1) { - if (n >= alloc_size - 1) + if (path[0] == '/') { - if (size > 0) - return NULL; + if (n >= alloc_size - 1) + { + if (buf == NULL) + free (path); + return NULL; + } + + path[n] = '\0'; + return buf ?: (char *) realloc (path, (size_t) n + 1); } else - if (path[0] == '/') - { - path[n] = '\0'; - return buf ?: (char *) realloc (path, (size_t) n + 1); - } - else - no_new_dcache = 1; + no_new_dcache = 1; } /* Set to no_new_dcache only if error indicates that proc doesn't exist. */ |