From: Jan Glauber Date: Thu, 25 Dec 2008 12:38:45 +0000 (+0100) Subject: [S390] qdio: fix compile warning under 31 bit X-Git-Tag: firefly_0821_release~16484^2~70 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9a1ce28aeb7a8b1666eaa9f104c1a2f5a149f9df;p=firefly-linux-kernel-4.4.55.git [S390] qdio: fix compile warning under 31 bit The QEBSM instructions are only available for CONFIG_64BIT, they are not used under 31 bit. Make compiler happy about the false positive: drivers/s390/cio/qdio_main.c: In function ?qdio_inbound_q_done?: drivers/s390/cio/qdio_main.c:532: warning: ?state? may be used uninitialized in this function Signed-off-by: Jan Glauber Signed-off-by: Martin Schwidefsky --- diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index a44a8c5b91be..9e6ab41e5a3c 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -529,7 +529,7 @@ int qdio_inbound_q_moved(struct qdio_q *q) static int qdio_inbound_q_done(struct qdio_q *q) { - unsigned char state; + unsigned char state = 0; #ifdef CONFIG_QDIO_DEBUG char dbf_text[15]; #endif diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c index ea7f61400267..c47f6699a434 100644 --- a/drivers/s390/cio/qdio_thinint.c +++ b/drivers/s390/cio/qdio_thinint.c @@ -125,7 +125,7 @@ void tiqdio_remove_input_queues(struct qdio_irq *irq_ptr) static inline int tiqdio_inbound_q_done(struct qdio_q *q) { - unsigned char state; + unsigned char state = 0; if (!atomic_read(&q->nr_buf_used)) return 1;