diff options
Diffstat (limited to 'sysdeps/mach/hurd/getentropy.c')
| -rw-r--r-- | sysdeps/mach/hurd/getentropy.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/sysdeps/mach/hurd/getentropy.c b/sysdeps/mach/hurd/getentropy.c index adbbb78ca0..118f8984e7 100644 --- a/sysdeps/mach/hurd/getentropy.c +++ b/sysdeps/mach/hurd/getentropy.c @@ -20,6 +20,7 @@ #include <assert.h> #include <errno.h> #include <unistd.h> +#include <hurd.h> /* Write LENGTH bytes of randomness starting at BUFFER. Return 0 on success and -1 on failure. */ @@ -29,10 +30,7 @@ getentropy (void *buffer, size_t length) /* The interface is documented to return EIO for buffer lengths longer than 256 bytes. */ if (length > 256) - { - __set_errno (EIO); - return -1; - } + return __hurd_fail (EIO); /* Try to fill the buffer completely. Even with the 256 byte limit above, we might still receive an EINTR error (when blocking @@ -51,12 +49,9 @@ getentropy (void *buffer, size_t length) return -1; } if (bytes == 0) - { - /* No more bytes available. This should not happen under - normal circumstances. */ - __set_errno (EIO); - return -1; - } + /* No more bytes available. This should not happen under + normal circumstances. */ + return __hurd_fail (EIO); /* Try again in case of a short read. */ buffer += bytes; } |