From: Alan Cox <alan@linux.intel.com>
Date: Thu, 18 Dec 2014 23:17:04 +0000 (+0000)
Subject: process: Correct handling of out of processes case
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=e11ba16254ed5e87dfaf4977f5602c1b706ee4fb;p=FUZIX.git

process: Correct handling of out of processes case

When the error handling was updated this path was broken. With this fixed
running out of memory/swap now correctly fails with ENOMEM
---

diff --git a/Kernel/process.c b/Kernel/process.c
index cdebd25e..ff8f4e3c 100644
--- a/Kernel/process.c
+++ b/Kernel/process.c
@@ -271,8 +271,10 @@ ptptr ptab_alloc(void)
 		if (pagemap_alloc(newp) == 0) {
 			newp->p_status = P_FORKING;
 			nproc++;
-		} else
+		} else {
 			udata.u_error = ENOMEM;
+			newp = NULL;
+                }
 	}
 	irqrestore(irq);
 	if (newp)