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path: root/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c
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Diffstat (limited to 'drivers/staging/lustre/lustre/libcfs/linux/linux-module.c')
-rw-r--r--drivers/staging/lustre/lustre/libcfs/linux/linux-module.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c b/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c
index a5effcd9c679..e962f89683a6 100644
--- a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c
+++ b/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c
@@ -57,7 +57,7 @@ int libcfs_ioctl_getdata(char *buf, char *end, void *arg)
return -EINVAL;
}
- if (hdr->ioc_len + buf >= end) {
+ if (hdr->ioc_len >= end - buf) {
CERROR("PORTALS: user buffer exceeds kernel buffer\n");
return -EINVAL;
}