From ada94973f15f175283fd3b8f9bfcf9de6f2cc818 Mon Sep 17 00:00:00 2001 From: RAGHU Halharvi Date: Tue, 17 Jul 2018 22:32:12 +0530 Subject: pktcdvd: remove assignment in if condition * Remove checkpatch errors caused due to assignment operation in if condition Signed-off-by: RAGHU Halharvi Signed-off-by: Jens Axboe --- drivers/block/pktcdvd.c | 69 ++++++++++++++++++++++++++++++++----------------- 1 file changed, 46 insertions(+), 23 deletions(-) (limited to 'drivers/block') diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index b3f83cd96f33..a4b4d524c3af 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -798,7 +798,8 @@ static noinline_for_stack int pkt_set_speed(struct pktcdvd_device *pd, cgc.cmd[4] = (write_speed >> 8) & 0xff; cgc.cmd[5] = write_speed & 0xff; - if ((ret = pkt_generic_packet(pd, &cgc))) + ret = pkt_generic_packet(pd, &cgc); + if (ret) pkt_dump_sense(pd, &cgc); return ret; @@ -1562,7 +1563,8 @@ static int pkt_get_disc_info(struct pktcdvd_device *pd, disc_information *di) cgc.cmd[8] = cgc.buflen = 2; cgc.quiet = 1; - if ((ret = pkt_generic_packet(pd, &cgc))) + ret = pkt_generic_packet(pd, &cgc); + if (ret) return ret; /* not all drives have the same disc_info length, so requeue @@ -1591,7 +1593,8 @@ static int pkt_get_track_info(struct pktcdvd_device *pd, __u16 track, __u8 type, cgc.cmd[8] = 8; cgc.quiet = 1; - if ((ret = pkt_generic_packet(pd, &cgc))) + ret = pkt_generic_packet(pd, &cgc); + if (ret) return ret; cgc.buflen = be16_to_cpu(ti->track_information_length) + @@ -1612,17 +1615,20 @@ static noinline_for_stack int pkt_get_last_written(struct pktcdvd_device *pd, __u32 last_track; int ret = -1; - if ((ret = pkt_get_disc_info(pd, &di))) + ret = pkt_get_disc_info(pd, &di); + if (ret) return ret; last_track = (di.last_track_msb << 8) | di.last_track_lsb; - if ((ret = pkt_get_track_info(pd, last_track, 1, &ti))) + ret = pkt_get_track_info(pd, last_track, 1, &ti); + if (ret) return ret; /* if this track is blank, try the previous. */ if (ti.blank) { last_track--; - if ((ret = pkt_get_track_info(pd, last_track, 1, &ti))) + ret = pkt_get_track_info(pd, last_track, 1, &ti); + if (ret) return ret; } @@ -1657,7 +1663,8 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) memset(buffer, 0, sizeof(buffer)); init_cdrom_command(&cgc, buffer, sizeof(*wp), CGC_DATA_READ); cgc.sense = &sense; - if ((ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0))) { + ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0); + if (ret) { pkt_dump_sense(pd, &cgc); return ret; } @@ -1672,7 +1679,8 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) */ init_cdrom_command(&cgc, buffer, size, CGC_DATA_READ); cgc.sense = &sense; - if ((ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0))) { + ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0); + if (ret) { pkt_dump_sense(pd, &cgc); return ret; } @@ -1714,7 +1722,8 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) wp->packet_size = cpu_to_be32(pd->settings.size >> 2); cgc.buflen = cgc.cmd[8] = size; - if ((ret = pkt_mode_select(pd, &cgc))) { + ret = pkt_mode_select(pd, &cgc); + if (ret) { pkt_dump_sense(pd, &cgc); return ret; } @@ -1819,7 +1828,8 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) memset(&di, 0, sizeof(disc_information)); memset(&ti, 0, sizeof(track_information)); - if ((ret = pkt_get_disc_info(pd, &di))) { + ret = pkt_get_disc_info(pd, &di); + if (ret) { pkt_err(pd, "failed get_disc\n"); return ret; } @@ -1830,7 +1840,8 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) pd->type = di.erasable ? PACKET_CDRW : PACKET_CDR; track = 1; /* (di.last_track_msb << 8) | di.last_track_lsb; */ - if ((ret = pkt_get_track_info(pd, track, 1, &ti))) { + ret = pkt_get_track_info(pd, track, 1, &ti); + if (ret) { pkt_err(pd, "failed get_track\n"); return ret; } @@ -1918,7 +1929,8 @@ static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd, */ cgc.quiet = 1; - if ((ret = pkt_mode_sense(pd, &cgc, GPMODE_WCACHING_PAGE, 0))) + ret = pkt_mode_sense(pd, &cgc, GPMODE_WCACHING_PAGE, 0); + if (ret) return ret; buf[pd->mode_offset + 10] |= (!!set << 2); @@ -2093,7 +2105,8 @@ static noinline_for_stack int pkt_perform_opc(struct pktcdvd_device *pd) cgc.timeout = 60*HZ; cgc.cmd[0] = GPCMD_SEND_OPC; cgc.cmd[1] = 1; - if ((ret = pkt_generic_packet(pd, &cgc))) + ret = pkt_generic_packet(pd, &cgc); + if (ret) pkt_dump_sense(pd, &cgc); return ret; } @@ -2103,19 +2116,22 @@ static int pkt_open_write(struct pktcdvd_device *pd) int ret; unsigned int write_speed, media_write_speed, read_speed; - if ((ret = pkt_probe_settings(pd))) { + ret = pkt_probe_settings(pd); + if (ret) { pkt_dbg(2, pd, "failed probe\n"); return ret; } - if ((ret = pkt_set_write_settings(pd))) { + ret = pkt_set_write_settings(pd); + if (ret) { pkt_dbg(1, pd, "failed saving write settings\n"); return -EIO; } pkt_write_caching(pd, USE_WCACHING); - if ((ret = pkt_get_max_speed(pd, &write_speed))) + ret = pkt_get_max_speed(pd, &write_speed); + if (ret) write_speed = 16 * 177; switch (pd->mmc3_profile) { case 0x13: /* DVD-RW */ @@ -2124,7 +2140,8 @@ static int pkt_open_write(struct pktcdvd_device *pd) pkt_dbg(1, pd, "write speed %ukB/s\n", write_speed); break; default: - if ((ret = pkt_media_speed(pd, &media_write_speed))) + ret = pkt_media_speed(pd, &media_write_speed); + if (ret) media_write_speed = 16; write_speed = min(write_speed, media_write_speed * 177); pkt_dbg(1, pd, "write speed %ux\n", write_speed / 176); @@ -2132,14 +2149,16 @@ static int pkt_open_write(struct pktcdvd_device *pd) } read_speed = write_speed; - if ((ret = pkt_set_speed(pd, write_speed, read_speed))) { + ret = pkt_set_speed(pd, write_speed, read_speed); + if (ret) { pkt_dbg(1, pd, "couldn't set write speed\n"); return -EIO; } pd->write_speed = write_speed; pd->read_speed = read_speed; - if ((ret = pkt_perform_opc(pd))) { + ret = pkt_perform_opc(pd); + if (ret) { pkt_dbg(1, pd, "Optimum Power Calibration failed\n"); } @@ -2161,10 +2180,12 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write) * so bdget() can't fail. */ bdget(pd->bdev->bd_dev); - if ((ret = blkdev_get(pd->bdev, FMODE_READ | FMODE_EXCL, pd))) + ret = blkdev_get(pd->bdev, FMODE_READ | FMODE_EXCL, pd); + if (ret) goto out; - if ((ret = pkt_get_last_written(pd, &lba))) { + ret = pkt_get_last_written(pd, &lba); + if (ret) { pkt_err(pd, "pkt_get_last_written failed\n"); goto out_putdev; } @@ -2175,7 +2196,8 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write) q = bdev_get_queue(pd->bdev); if (write) { - if ((ret = pkt_open_write(pd))) + ret = pkt_open_write(pd); + if (ret) goto out_putdev; /* * Some CDRW drives can not handle writes larger than one packet, @@ -2190,7 +2212,8 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write) clear_bit(PACKET_WRITABLE, &pd->flags); } - if ((ret = pkt_set_segment_merging(pd, q))) + ret = pkt_set_segment_merging(pd, q); + if (ret) goto out_putdev; if (write) { -- cgit v1.2.3