From: Li RongQing Date: Thu, 24 Sep 2015 02:19:09 +0000 (+0800) Subject: nfsroot: make nfsroot to accept the 1024 bytes long directory name X-Git-Tag: v4.4-rc1~68^2~8^2~10 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=c646619355d196293daffdbb4fd877c8f5048e49;p=uclinux-h8%2Flinux.git nfsroot: make nfsroot to accept the 1024 bytes long directory name although NFS_MAXPATHLEN is defined to 1024, nfs client hopes to accept a 1024 byte path, but nfs_root_parms is limited to 256, and the nfs path will truncated when a user inputs nfs path from kernel cmdline enlarge nfs_root_parms to 1024, to make it accept the 1024 bytes long directory name, since nfs_root_parms is defined as _initdata, it will be released after system bootup Signed-off-by: Li RongQing Signed-off-by: Trond Myklebust --- diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c index 9bc9f04fb7f6..89a15dbe5efc 100644 --- a/fs/nfs/nfsroot.c +++ b/fs/nfs/nfsroot.c @@ -90,7 +90,7 @@ #define NFS_DEF_OPTIONS "vers=2,udp,rsize=4096,wsize=4096" /* Parameters passed from the kernel command line */ -static char nfs_root_parms[256] __initdata = ""; +static char nfs_root_parms[NFS_MAXPATHLEN + 1] __initdata = ""; /* Text-based mount options passed to super.c */ static char nfs_root_options[256] __initdata = NFS_DEF_OPTIONS;