From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Sat, 28 Jan 2012 01:49:48 +0000 (+0100)
Subject: process_vm_readv gets EINVAL if process is gone (SIGKILLed). Don't complain.
X-Git-Tag: v4.7~187
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2945639eb854598dbbdc98c4f7e965a0a99492dd;p=strace

process_vm_readv gets EINVAL if process is gone (SIGKILLed). Don't complain.

* util.c (umoven): Don't complain on EINVAL from process_vm_readv.
(umovestr): Likewise.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/util.c b/util.c
index 85207cdf..73c09ca9 100644
--- a/util.c
+++ b/util.c
@@ -834,7 +834,8 @@ umoven(struct tcb *tcp, long addr, int len, char *laddr)
 		if (r < 0) {
 			if (errno == ENOSYS)
 				process_vm_readv_not_supported = 1;
-			else /* strange... */
+			else if (errno != EINVAL) /* EINVAL is seen if process is gone */
+				/* strange... */
 				perror("process_vm_readv");
 			goto vm_readv_didnt_work;
 		}
@@ -1015,7 +1016,8 @@ umovestr(struct tcb *tcp, long addr, int len, char *laddr)
 			if (r < 0) {
 				if (errno == ENOSYS)
 					process_vm_readv_not_supported = 1;
-				else /* strange... */
+				else if (errno != EINVAL) /* EINVAL is seen if process is gone */
+					/* strange... */
 					perror("process_vm_readv");
 				goto vm_readv_didnt_work;
 			}