diff options
Diffstat (limited to 'fs/proc/proc_sysctl.c')
-rw-r--r-- | fs/proc/proc_sysctl.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 86d32a318e2c..bcf60fb8dce5 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -943,10 +943,12 @@ struct ctl_table_header *__register_sysctl_paths( struct ctl_table *new, **prevp; unsigned int n, npath; struct ctl_table_set *set; + size_t path_bytes = 0; + char *new_name; /* Count the path components */ for (npath = 0; path[npath].procname; ++npath) - ; + path_bytes += strlen(path[npath].procname) + 1; /* * For each path component, allocate a 2-element ctl_table array. @@ -956,24 +958,27 @@ struct ctl_table_header *__register_sysctl_paths( * We allocate everything in one go so that we don't have to * worry about freeing additional memory in unregister_sysctl_table. */ - header = kzalloc(sizeof(struct ctl_table_header) + + header = kzalloc(sizeof(struct ctl_table_header) + path_bytes + (2 * npath * sizeof(struct ctl_table)), GFP_KERNEL); if (!header) return NULL; new = (struct ctl_table *) (header + 1); + new_name = (char *)(new + (2 * npath)); /* Now connect the dots */ prevp = &header->ctl_table; for (n = 0; n < npath; ++n, ++path) { /* Copy the procname */ - new->procname = path->procname; + strcpy(new_name, path->procname); + new->procname = new_name; new->mode = 0555; *prevp = new; prevp = &new->child; new += 2; + new_name += strlen(new_name) + 1; } *prevp = table; header->ctl_table_arg = table; |