From e2ddf154e1050faea5a24cf44345aec0d715a8c9 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Fri, 1 Oct 2010 01:46:34 -0400 Subject: libmtd: unify some error messages By using the same error message string, we only need one copy of it in memory at runtime. Signed-off-by: Mike Frysinger Signed-off-by: Artem Bityutskiy --- lib/libmtd.c | 27 ++++++++++++++------------- 1 file changed, 14 insertions(+), 13 deletions(-) (limited to 'lib') diff --git a/lib/libmtd.c b/lib/libmtd.c index 1b3d597..83ae812 100644 --- a/lib/libmtd.c +++ b/lib/libmtd.c @@ -791,6 +791,13 @@ int mtd_get_dev_info(libmtd_t desc, const char *node, struct mtd_dev_info *mtd) return mtd_get_dev_info1(desc, mtd_num, mtd); } +static inline int mtd_ioctl_error(const struct mtd_dev_info *mtd, int eb, + const char *sreq) +{ + return sys_errmsg("%s ioctl failed for eraseblock %d (mtd%d)", + sreq, eb, mtd->mtd_num); +} + static int mtd_valid_erase_block(const struct mtd_dev_info *mtd, int eb) { if (eb < 0 || eb >= mtd->eb_cnt) { @@ -817,8 +824,7 @@ static int mtd_xlock(const struct mtd_dev_info *mtd, int fd, int eb, int req, ret = ioctl(fd, req, &ei); if (ret < 0) - return sys_errmsg("%s ioctl failed for eraseblock %d " - "(mtd%d)", sreq, eb, mtd->mtd_num); + return mtd_ioctl_error(mtd, eb, sreq); return 0; } @@ -856,9 +862,7 @@ int mtd_erase(libmtd_t desc, const struct mtd_dev_info *mtd, int fd, int eb) if (errno != ENOTTY || lib->offs64_ioctls != OFFS64_IOCTLS_UNKNOWN) - return sys_errmsg("MEMERASE64 ioctl failed for " - "eraseblock %d (mtd%d)", - eb, mtd->mtd_num); + return mtd_ioctl_error(mtd, eb, "MEMERASE64"); /* * MEMERASE64 support was added in kernel version 2.6.31, so @@ -879,8 +883,7 @@ int mtd_erase(libmtd_t desc, const struct mtd_dev_info *mtd, int fd, int eb) ei.length = ei64.length; ret = ioctl(fd, MEMERASE, &ei); if (ret < 0) - return sys_errmsg("MEMERASE ioctl failed for eraseblock %d " - "(mtd%d)", eb, mtd->mtd_num); + return mtd_ioctl_error(mtd, eb, "MEMERASE"); return 0; } @@ -980,8 +983,7 @@ int mtd_is_bad(const struct mtd_dev_info *mtd, int fd, int eb) seek = (loff_t)eb * mtd->eb_size; ret = ioctl(fd, MEMGETBADBLOCK, &seek); if (ret == -1) - return sys_errmsg("MEMGETBADBLOCK ioctl failed for " - "eraseblock %d (mtd%d)", eb, mtd->mtd_num); + return mtd_ioctl_error(mtd, eb, "MEMGETBADBLOCK"); return ret; } @@ -1002,8 +1004,7 @@ int mtd_mark_bad(const struct mtd_dev_info *mtd, int fd, int eb) seek = (loff_t)eb * mtd->eb_size; ret = ioctl(fd, MEMSETBADBLOCK, &seek); if (ret == -1) - return sys_errmsg("MEMSETBADBLOCK ioctl failed for " - "eraseblock %d (mtd%d)", eb, mtd->mtd_num); + return mtd_ioctl_error(mtd, eb, "MEMSETBADBLOCK"); return 0; } @@ -1206,7 +1207,7 @@ int mtd_write_img(const struct mtd_dev_info *mtd, int fd, int eb, int offs, in_fd = open(img_name, O_RDONLY); if (in_fd == -1) - return sys_errmsg("cannot open %s", img_name); + return sys_errmsg("cannot open \"%s\"", img_name); if (fstat(in_fd, &st)) { sys_errmsg("cannot stat %s", img_name); @@ -1251,7 +1252,7 @@ int mtd_write_img(const struct mtd_dev_info *mtd, int fd, int eb, int offs, do { ret = read(in_fd, buf, mtd->eb_size - offs - rd); if (ret == -1) { - sys_errmsg("cannot read from %s", img_name); + sys_errmsg("cannot read \"%s\"", img_name); goto out_free; } rd += ret; -- cgit v1.2.3