From 94191960cbddb58e425c7b9608700ed59a881d60 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 19 Nov 2011 13:12:09 +0000 Subject: drivers/usb/musb/musb_hcd.c: Fix GCC 4.6 warning Fix: musb_hcd.c: In function 'submit_control_msg': musb_hcd.c:851:6: warning: variable 'csr' set but not used [-Wunused-but-set-variable] Signed-off-by: Anatolij Gustschin --- drivers/usb/musb/musb_hcd.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c index 974bb311cc..325edb9677 100644 --- a/drivers/usb/musb/musb_hcd.c +++ b/drivers/usb/musb/musb_hcd.c @@ -848,7 +848,6 @@ int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int len, struct devrequest *setup) { int devnum = usb_pipedevice(pipe); - u16 csr; u8 devspeed; #ifdef MUSB_NO_MULTIPOINT @@ -862,7 +861,7 @@ int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer, /* select control endpoint */ writeb(MUSB_CONTROL_EP, &musbr->index); - csr = readw(&musbr->txcsr); + readw(&musbr->txcsr); #ifndef MUSB_NO_MULTIPOINT /* target addr and (for multipoint) hub addr/port */ -- cgit From 67fad9f69d3b96a55282a8f868b7c52397aa5cc3 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 19 Nov 2011 13:12:10 +0000 Subject: drivers/mtd/onenand/samsung.c: Fix GCC 4.6 warning Fix: samsung.c: In function 's3c_onenand_check_lock_status': samsung.c:486:6: warning: variable 'tmp' set but not used [-Wunused-but-set-variable] Signed-off-by: Anatolij Gustschin --- drivers/mtd/onenand/samsung.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/onenand/samsung.c b/drivers/mtd/onenand/samsung.c index 20b49124d5..ff59064599 100644 --- a/drivers/mtd/onenand/samsung.c +++ b/drivers/mtd/onenand/samsung.c @@ -483,12 +483,11 @@ static void s3c_onenand_check_lock_status(struct mtd_info *mtd) { struct onenand_chip *this = mtd->priv; unsigned int block, end; - int tmp; end = this->chipsize >> this->erase_shift; for (block = 0; block < end; block++) { - tmp = s3c_read_cmd(CMD_MAP_01(onenand->mem_addr(block, 0, 0))); + s3c_read_cmd(CMD_MAP_01(onenand->mem_addr(block, 0, 0))); if (readl(&onenand->reg->int_err_stat) & LOCKED_BLK) { printf("block %d is write-protected!\n", block); -- cgit From dffc0ae86d2ec1edb26319a3c1ace57e819c0312 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 19 Nov 2011 13:12:12 +0000 Subject: drivers/net/lan91c96.c: Fix GCC 4.6 warning Fix: lan91c96.c: In function 'dump_memory_info': lan91c96.c:157:7: warning: variable 'mem_info' set but not used [-Wunused-but-set-variable] lan91c96.c: In function 'smc_send_packet': lan91c96.c:320:16: warning: variable 'ioaddr' set but not used [-Wunused-but-set-variable] Signed-off-by: Anatolij Gustschin --- drivers/net/lan91c96.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/net/lan91c96.c b/drivers/net/lan91c96.c index 883f3a7c5d..24b28da249 100644 --- a/drivers/net/lan91c96.c +++ b/drivers/net/lan91c96.c @@ -63,6 +63,7 @@ #include #include "lan91c96.h" #include +#include /*------------------------------------------------------------------------ * @@ -154,7 +155,7 @@ static void smc_set_mac_addr(const unsigned char *addr) ***********************************************/ void dump_memory_info(struct eth_device *dev) { - word mem_info; + __maybe_unused word mem_info; word old_bank; old_bank = SMC_inw(dev, LAN91C96_BANK_SELECT) & 0xF; @@ -317,7 +318,6 @@ static int smc_send_packet(struct eth_device *dev, volatile void *packet, int packet_length) { byte packet_no; - unsigned long ioaddr; byte *buf; int length; int numPages; @@ -381,9 +381,6 @@ static int smc_send_packet(struct eth_device *dev, volatile void *packet, dev->name, try); /* I can send the packet now.. */ - - ioaddr = dev->iobase; - buf = (byte *) packet; /* If I get here, I _know_ there is a packet slot waiting for me */ -- cgit From da227355bf57dcd1ddb87348067a475e2dd1a164 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 19 Nov 2011 13:12:14 +0000 Subject: drivers/net/cs8900.c: Fix GCC 4.6 warning Fix: cs8900.c: In function 'get_reg_init_bus': cs8900.c:69:14: warning: variable 'c' set but not used [-Wunused-but-set-variable] Signed-off-by: Anatolij Gustschin --- drivers/net/cs8900.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/net/cs8900.c b/drivers/net/cs8900.c index 9424fb2bb6..e04a784a4b 100644 --- a/drivers/net/cs8900.c +++ b/drivers/net/cs8900.c @@ -66,15 +66,14 @@ static u16 get_reg_init_bus(struct eth_device *dev, int regno) { /* force 16 bit busmode */ - volatile u8 c; struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv); uint8_t volatile * const iob = (uint8_t volatile * const)dev->iobase; - c = readb(iob); - c = readb(iob + 1); - c = readb(iob); - c = readb(iob + 1); - c = readb(iob); + readb(iob); + readb(iob + 1); + readb(iob); + readb(iob + 1); + readb(iob); REG_WRITE(regno, &priv->regs->pptr); return REG_READ(&priv->regs->pdata); -- cgit From d780e74fc3abe6a8b9a01357720c15d974d83dae Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 19 Nov 2011 10:06:30 +0000 Subject: drivers/net/dnet.c: Fix GCC 4.6 warnings Fix: dnet.c: In function 'dnet_send': dnet.c:136:9: warning: variable 'len' set but not used [-Wunused-but-set-variable] dnet.c: In function 'dnet_set_hwaddr': dnet.c:209:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] dnet.c:209:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] dnet.c:209:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] dnet.c:209:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] Signed-off-by: Anatolij Gustschin --- drivers/net/dnet.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c index bfe87faa2f..15d0a6e741 100644 --- a/drivers/net/dnet.c +++ b/drivers/net/dnet.c @@ -20,6 +20,7 @@ #include #include +#include #include "dnet.h" @@ -133,15 +134,12 @@ static int dnet_send(struct eth_device *netdev, volatile void *packet, int length) { struct dnet_device *dnet = to_dnet(netdev); - int i, len, wrsz; + int i, wrsz; unsigned int *bufp; unsigned int tx_cmd; debug(DRIVERNAME "[%s] Sending %u bytes\n", __func__, length); - /* frame size (words) */ - len = (length + 3) >> 2; - bufp = (unsigned int *) (((u32)packet) & 0xFFFFFFFC); wrsz = (u32)length + 3; wrsz += ((u32)packet) & 0x3; @@ -206,11 +204,11 @@ static void dnet_set_hwaddr(struct eth_device *netdev) struct dnet_device *dnet = to_dnet(netdev); u16 tmp; - tmp = cpu_to_be16(*((u16 *)netdev->enetaddr)); + tmp = get_unaligned_be16(netdev->enetaddr); dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_0_REG, tmp); - tmp = cpu_to_be16(*((u16 *)(netdev->enetaddr + 2))); + tmp = get_unaligned_be16(&netdev->enetaddr[2]); dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_1_REG, tmp); - tmp = cpu_to_be16(*((u16 *)(netdev->enetaddr + 4))); + tmp = get_unaligned_be16(&netdev->enetaddr[4]); dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_2_REG, tmp); } -- cgit