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-rw-r--r--fs/proc/root.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 229e366598da..e0a790da726d 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -205,7 +205,9 @@ static struct dentry *proc_root_lookup(struct inode * dir, struct dentry * dentr
static int proc_root_readdir(struct file *file, struct dir_context *ctx)
{
if (ctx->pos < FIRST_PROCESS_ENTRY) {
- proc_readdir(file, ctx);
+ int error = proc_readdir(file, ctx);
+ if (unlikely(error <= 0))
+ return error;
ctx->pos = FIRST_PROCESS_ENTRY;
}