aic94xx: Get rid of redundant NULL check before release_firmware() call

release_firmware() checks for NULL pointers internally, so checking
before calling the function is redundant.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/scsi/aic94xx/aic94xx_seq.c b/drivers/scsi/aic94xx/aic94xx_seq.c
index 390168f..5fdca93 100644
--- a/drivers/scsi/aic94xx/aic94xx_seq.c
+++ b/drivers/scsi/aic94xx/aic94xx_seq.c
@@ -1228,8 +1228,7 @@
 
 int asd_release_firmware(void)
 {
-	if (sequencer_fw)
-		release_firmware(sequencer_fw);
+	release_firmware(sequencer_fw);
 	return 0;
 }