diff options
Diffstat (limited to 'libxcb/src/xcb_conn.c')
| -rw-r--r-- | libxcb/src/xcb_conn.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libxcb/src/xcb_conn.c b/libxcb/src/xcb_conn.c index 45ada1fb7..c14d40123 100644 --- a/libxcb/src/xcb_conn.c +++ b/libxcb/src/xcb_conn.c @@ -36,6 +36,7 @@ #include <stdlib.h> #include <fcntl.h> #include <errno.h> +#include <limits.h> #include "xcb.h" #include "xcbint.h" @@ -230,7 +231,11 @@ static int write_vec(xcb_connection_t *c, struct iovec **vector, int *count) } #else assert(!c->out.queue_len); - n = writev(c->fd, *vector, *count); + n = *count; + if (n > IOV_MAX) + n = IOV_MAX; + + n = writev(c->fd, *vector, n); if(n < 0 && errno == EAGAIN) return 1; #endif /* _WIN32 */ |