crypt_common.c: Add missing doxygen documentation.

[paraslash.git] / fd.c

diff --git a/fd.c b/fd.c
index a0969e3e651a92983682f29f1ca375b214a6447a..ea16bdda993aff814fa41684af53506e46242a4f 100644 (file)
--- a/fd.c
+++ b/fd.c
@@ -446,7 +446,7 @@ int para_chdir(const char *path)
  * \sa getcwd(3).
  *
  */
-int para_opendir(const char *dirname, DIR **dir, int *cwd)
+static int para_opendir(const char *dirname, DIR **dir, int *cwd)
 {
        int ret;
 
@@ -480,7 +480,7 @@ close_cwd:
  *
  * \return Standard.
  */
-int para_fchdir(int fd)
+static int para_fchdir(int fd)
 {
        if (fchdir(fd) < 0)
                return -ERRNO_TO_PARA_ERROR(errno);
@@ -563,6 +563,9 @@ out:
 int para_munmap(void *start, size_t length)
 {
        int err;
+
+       if (!start)
+               return 0;
        if (munmap(start, length) >= 0)
                return 1;
        err = errno;