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| author | Matt Reimer <mreimer@sdgsystems.com> | 2012-05-30 10:31:13 -0400 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2012-06-13 02:39:22 +0200 |
| commit | 6979325592dd421ae4b02817ac8ac9ba5f362382 (patch) | |
| tree | 600d125df12860cb8e028e5a0c671dcb7ce5a222 | |
| parent | 772f17a8433b8572e1bf08b024fbf1f4e78395a3 (diff) | |
| download | busybox-6979325592dd421ae4b02817ac8ac9ba5f362382.tar.gz | |
nanddump: make dumping read-only partitions work
Make dumping read-only partitions work by opening the device
O_RDONLY; otherwise the open() will fail with -EPERM.
Signed-off-by: Matt Reimer <mreimer@sdgsystems.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | miscutils/nandwrite.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/miscutils/nandwrite.c b/miscutils/nandwrite.c index 2ba6e3fe5..c636a5aa2 100644 --- a/miscutils/nandwrite.c +++ b/miscutils/nandwrite.c @@ -129,7 +129,7 @@ int nandwrite_main(int argc UNUSED_PARAM, char **argv) xmove_fd(tmp_fd, IS_NANDDUMP ? STDOUT_FILENO : STDIN_FILENO); } - fd = xopen(argv[0], O_RDWR); + fd = xopen(argv[0], IS_NANDWRITE ? O_RDWR : O_RDONLY); xioctl(fd, MEMGETINFO, &meminfo); mtdoffset = xstrtou(opt_s, 0); |