diff options
| -rw-r--r-- | nandwrite.c | 44 |
1 files changed, 16 insertions, 28 deletions
diff --git a/nandwrite.c b/nandwrite.c index ca72f16..a42f7c9 100644 --- a/nandwrite.c +++ b/nandwrite.c @@ -182,6 +182,9 @@ static void process_options(int argc, char * const argv[]) if (autoplace && noecc) errmsg_die("Autoplacement and no-ECC are mutually exclusive"); + if (!onlyoob && (pad && writeoob)) + errmsg_die("Can't pad when oob data is present"); + argc -= optind; argv += optind; @@ -242,23 +245,16 @@ int main(int argc, char * const argv[]) process_options(argc, argv); - if (!onlyoob && (pad && writeoob)) { - fprintf(stderr, "Can't pad when oob data is present.\n"); - exit(EXIT_FAILURE); - } - /* Open the device */ - if ((fd = open(mtd_device, O_RDWR)) == -1) { - perror(mtd_device); - exit(EXIT_FAILURE); - } + if ((fd = open(mtd_device, O_RDWR)) == -1) + sys_errmsg_die("%s", mtd_device); mtd_desc = libmtd_open(); if (!mtd_desc) - return errmsg("can't initialize libmtd"); + errmsg_die("can't initialize libmtd"); /* Fill in MTD device capability structure */ if (mtd_get_dev_info(mtd_desc, mtd_device, &mtd) < 0) - return errmsg("mtd_get_dev_info failed"); + errmsg_die("mtd_get_dev_info failed"); /* * Pretend erasesize is specified number of blocks - to match jffs2 @@ -267,13 +263,10 @@ int main(int argc, char * const argv[]) */ ebsize_aligned = mtd.eb_size * blockalign; - if (mtdoffset & (mtd.min_io_size - 1)) { - fprintf(stderr, "The start address is not page-aligned !\n" - "The pagesize of this NAND Flash is 0x%x.\n", - mtd.min_io_size); - close(fd); - exit(EXIT_FAILURE); - } + if (mtdoffset & (mtd.min_io_size - 1)) + errmsg_die("The start address is not page-aligned !\n" + "The pagesize of this NAND Flash is 0x%x.\n", + mtd.min_io_size); /* Select OOB write mode */ if (noecc) @@ -290,9 +283,7 @@ int main(int argc, char * const argv[]) case ENOTTY: errmsg_die("ioctl MTDFILEMODE is missing"); default: - perror("MTDFILEMODE"); - close(fd); - exit(EXIT_FAILURE); + sys_errmsg_die("MTDFILEMODE"); } } } @@ -341,7 +332,7 @@ int main(int argc, char * const argv[]) fprintf(stderr, "Image %d bytes, NAND page %d bytes, OOB area %d" " bytes, device size %lld bytes\n", imglen, pagelen, mtd.oob_size, mtd.size); - perror("Input file does not fit into device"); + sys_errmsg("Input file does not fit into device"); goto closeall; } @@ -557,12 +548,9 @@ closeall: free(filebuf); close(fd); - if (failed - || ((ifd != STDIN_FILENO) && (imglen > 0)) - || (writebuf < (filebuf + filebuf_len))) { - perror("Data was only partially written due to error\n"); - exit(EXIT_FAILURE); - } + if (failed || ((ifd != STDIN_FILENO) && (imglen > 0)) + || (writebuf < (filebuf + filebuf_len))) + sys_errmsg_die("Data was only partially written due to error"); /* Return happy */ return EXIT_SUCCESS; |