echo adds a "\n" to the end of a string. When this string is copied from
user space, we need to remove it, so that match_token() can parse
the user space string correctly
Signed-off-by: Balbir Singh <[email protected]>
---
kernel/res_group/rgcs.c | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN kernel/res_group/rgcs.c~container-res-groups-fix-parsing kernel/res_group/rgcs.c
--- linux-2.6.19-rc2/kernel/res_group/rgcs.c~container-res-groups-fix-parsing 2006-11-09 23:08:10.000000000 +0530
+++ linux-2.6.19-rc2-balbir/kernel/res_group/rgcs.c 2006-11-09 23:08:10.000000000 +0530
@@ -241,6 +241,12 @@ ssize_t res_group_file_write(struct cont
}
buf[nbytes] = 0; /* nul-terminate */
+ /*
+ * Ignore "\n". It might come in from echo(1)
+ */
+ if (buf[nbytes - 1] == '\n')
+ buf[nbytes - 1] = 0;
+
container_manage_lock();
if (container_is_removed(cont)) {
_
--
Balbir Singh,
Linux Technology Center,
IBM Software Labs
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