From da5406655ae4762c36a221b6b0ac6f1c334ae660 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Tue, 15 Nov 2011 13:20:55 +0000 Subject: drivers/net/enc28j60.c: Fix GCC 4.6 warnings Fix: enc28j60.c: In function 'enc_receive': enc28j60.c:435:5: warning: variable 'eir_reg' set but not used [-Wunused-but-set-variable] enc28j60.c: In function 'enc_poll': enc28j60.c:503:5: warning: variable 'estat_reg' set but not used [-Wunused-but-set-variable] Signed-off-by: Anatolij Gustschin --- drivers/net/enc28j60.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/net/enc28j60.c') diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c index d55cacdac8..e2011aef4a 100644 --- a/drivers/net/enc28j60.c +++ b/drivers/net/enc28j60.c @@ -432,7 +432,6 @@ static void enc_receive(enc_dev_t *enc) u16 pkt_len; u16 copy_len; u16 status; - u8 eir_reg; u8 pkt_cnt = 0; u16 rxbuf_rdpt; u8 hbuf[6]; @@ -476,7 +475,7 @@ static void enc_receive(enc_dev_t *enc) /* read pktcnt */ pkt_cnt = enc_r8(enc, CTL_REG_EPKTCNT); if (copy_len == 0) { - eir_reg = enc_r8(enc, CTL_REG_EIR); + (void)enc_r8(enc, CTL_REG_EIR); enc_reset_rx(enc); printf("%s: receive copy_len=0\n", enc->dev->name); continue; @@ -489,7 +488,7 @@ static void enc_receive(enc_dev_t *enc) NetReceive(packet, pkt_len); if (enc_claim_bus(enc)) return; - eir_reg = enc_r8(enc, CTL_REG_EIR); + (void)enc_r8(enc, CTL_REG_EIR); } while (pkt_cnt); /* Use EPKTCNT not EIR.PKTIF flag, see errata pt. 6 */ } @@ -500,14 +499,13 @@ static void enc_receive(enc_dev_t *enc) static void enc_poll(enc_dev_t *enc) { u8 eir_reg; - u8 estat_reg; u8 pkt_cnt; #ifdef CONFIG_USE_IRQ /* clear global interrupt enable bit in enc28j60 */ enc_bclr(enc, CTL_REG_EIE, ENC_EIE_INTIE); #endif - estat_reg = enc_r8(enc, CTL_REG_ESTAT); + (void)enc_r8(enc, CTL_REG_ESTAT); eir_reg = enc_r8(enc, CTL_REG_EIR); if (eir_reg & ENC_EIR_TXIF) { /* clear TXIF bit in EIR */ -- cgit v1.2.1