diff options
author | mbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-03-09 18:39:34 +0000 |
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committer | mbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-03-09 18:39:34 +0000 |
commit | 2d335117cfabd96104297f23b15dc2945e253545 (patch) | |
tree | 297bc0739c760dd60adb504d21fa9d061b9cd3af /target/linux/brcm-2.4/src/jffs2root.c | |
parent | e7bcfad83590a5caeb7efab84b1866d7041e9374 (diff) |
more devfs related bugs
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6543 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm-2.4/src/jffs2root.c')
-rw-r--r-- | target/linux/brcm-2.4/src/jffs2root.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/target/linux/brcm-2.4/src/jffs2root.c b/target/linux/brcm-2.4/src/jffs2root.c index 3562eb462..0afca5747 100644 --- a/target/linux/brcm-2.4/src/jffs2root.c +++ b/target/linux/brcm-2.4/src/jffs2root.c @@ -33,8 +33,6 @@ #include <sys/ioctl.h> #include "mtd.h" -#define FILENAME "/dev/mtdblock/1" - struct trx_header { unsigned magic; /* "HDR0" */ unsigned len; /* Length of file including header */ @@ -78,18 +76,25 @@ int main(int argc, char **argv) struct trx_header *ptr; char *buf; - if (((fd = open(FILENAME, O_RDWR)) < 0) - || ((len = lseek(fd, 0, SEEK_END)) < 0) + if ((fd = open("/dev/mtdblock/1", O_RDWR)) < 0) { + fd = open("/dev/mtdblock1", O_RDWR); + } + + if (((len = lseek(fd, 0, SEEK_END)) < 0) || ((ptr = (struct trx_header *) mmap(0, len, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0)) == (void *) (-1)) || (ptr->magic != 0x30524448)) { printf("Error reading trx info\n"); exit(-1); } - close (fd); - if (((fd = open("/dev/mtd/1", O_RDWR)) < 0) - || (ioctl(fd, MEMGETINFO, &mtdInfo))) { - fprintf(stderr, "Could not get MTD device info from %s\n", FILENAME); + close(fd); + + if ((fd = open("/dev/mtd/1", O_RDWR)) < 0) { + fd = open("/dev/mtd1", O_RDWR); + } + + if (ioctl(fd, MEMGETINFO, &mtdInfo)) { + fprintf(stderr, "Could not get MTD device info from mtd\n"); close(fd); exit(1); } |