3 minor fixups where sprintf() was used instead of snprintf() with

a known max length.  Additionally the function return value is cast
to void to make it explicit that the value is not needed.



git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@172 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
This commit is contained in:
behlendo 2008-11-04 23:30:15 +00:00
parent 0498e6c585
commit 12018327f5
3 changed files with 7 additions and 6 deletions

View File

@ -446,7 +446,7 @@ proc_dohostid(struct ctl_table *table, int write, struct file *filp,
RETURN(-EINVAL); RETURN(-EINVAL);
spl_hostid = (long)val; spl_hostid = (long)val;
sprintf(hw_serial, "%u", (val >= 0) ? val : -val); (void)snprintf(hw_serial, 11, "%u", (val >= 0) ? val : -val);
*ppos += *lenp; *ppos += *lenp;
} else { } else {
len = snprintf(str, sizeof(str), "%lx", spl_hostid); len = snprintf(str, sizeof(str), "%lx", spl_hostid);

View File

@ -161,18 +161,18 @@ vn_openat(const char *path, uio_seg_t seg, int flags, int mode,
vnode_t **vpp, int x1, void *x2, vnode_t *vp, int fd) vnode_t **vpp, int x1, void *x2, vnode_t *vp, int fd)
{ {
char *realpath; char *realpath;
int rc; int len, rc;
ENTRY; ENTRY;
ASSERT(vp == rootdir); ASSERT(vp == rootdir);
realpath = kmalloc(strlen(path) + 2, GFP_KERNEL); len = strlen(path) + 2;
realpath = kmalloc(len, GFP_KERNEL);
if (!realpath) if (!realpath)
RETURN(ENOMEM); RETURN(ENOMEM);
sprintf(realpath, "/%s", path); (void)snprintf(realpath, len, "/%s", path);
rc = vn_open(realpath, seg, flags, mode, vpp, x1, x2); rc = vn_open(realpath, seg, flags, mode, vpp, x1, x2);
kfree(realpath); kfree(realpath);
RETURN(rc); RETURN(rc);

View File

@ -601,7 +601,8 @@ splat_kmem_test8_sc(struct file *file, void *arg, int size, int count)
spin_lock_init(&kcp.kcp_lock); spin_lock_init(&kcp.kcp_lock);
init_waitqueue_head(&kcp.kcp_waitq); init_waitqueue_head(&kcp.kcp_waitq);
sprintf(cache_name, "%s-%d-%d", SPLAT_KMEM_CACHE_NAME, size, i); (void)snprintf(cache_name, 32, "%s-%d-%d",
SPLAT_KMEM_CACHE_NAME, size, i);
kcp.kcp_cache = kmem_cache_create(cache_name, kcp.kcp_size, 0, kcp.kcp_cache = kmem_cache_create(cache_name, kcp.kcp_size, 0,
splat_kmem_cache_test_constructor, splat_kmem_cache_test_constructor,
splat_kmem_cache_test_destructor, splat_kmem_cache_test_destructor,