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authorMike Baker <mbm@openwrt.org>2007-03-09 18:39:34 +0000
committerMike Baker <mbm@openwrt.org>2007-03-09 18:39:34 +0000
commit4a5cb10be35e55a3c725ae335d2f8532c98a0f55 (patch)
treee3b13b2a336c844e6cb21024d8c26521a0af1367 /target/linux/brcm-2.4/src
parent65e59861ba1d9e20ab927b49d69ae3a67ae73639 (diff)
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more devfs related bugs
SVN-Revision: 6543
Diffstat (limited to 'target/linux/brcm-2.4/src')
-rw-r--r--target/linux/brcm-2.4/src/jffs2root.c21
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 3562eb4..0afca57 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);
}