savevm: Remove qemu_fseek()

It has no users, and is only half implemented.
Signed-off-by: NJuan Quintela <quintela@redhat.com>
Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com>

qemu-file.h

@@ -232,6 +232,5 @@ static inline void qemu_get_sbe64s(QEMUFile *f, int64_t *pv)
 }
 
 int64_t qemu_ftell(QEMUFile *f);
-int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence);
 
 #endif

savevm.c

@@ -676,27 +676,6 @@ int64_t qemu_ftell(QEMUFile *f)
     return f->buf_offset - f->buf_size + f->buf_index;
 }
 
-int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
-{
-    if (whence == SEEK_SET) {
-        /* nothing to do */
-    } else if (whence == SEEK_CUR) {
-        pos += qemu_ftell(f);
-    } else {
-        /* SEEK_END not supported */
-        return -1;
-    }
-    if (f->put_buffer) {
-        qemu_fflush(f);
-        f->buf_offset = pos;
-    } else {
-        f->buf_offset = pos;
-        f->buf_index = 0;
-        f->buf_size = 0;
-    }
-    return pos;
-}
-
 int qemu_file_rate_limit(QEMUFile *f)
 {
     if (f->rate_limit)