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authorJeff Dike <jdike@addtoit.com>2005-08-18 11:24:25 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-08-18 12:53:58 -0700
commit2eaa297ca234eb518673b28dd6f3715d4b292e09 (patch)
tree00985e21a8c47a2c7d13125388d389449cb79c42 /arch/um
parent718d8989bca49761daf65f77249b0067c40756b2 (diff)
[PATCH] uml: fix a crash under screen
Running UML inside a detached screen delivers SIGWINCH when UML is not expecting it. This patch ignores them. Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/kernel/skas/process.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/um/kernel/skas/process.c b/arch/um/kernel/skas/process.c
index 6dd9e5bf18ed..f228f8b54194 100644
--- a/arch/um/kernel/skas/process.c
+++ b/arch/um/kernel/skas/process.c
@@ -61,7 +61,11 @@ void wait_stub_done(int pid, int sig, char * fname)
CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED));
} while((n >= 0) && WIFSTOPPED(status) &&
- (WSTOPSIG(status) == SIGVTALRM));
+ ((WSTOPSIG(status) == SIGVTALRM) ||
+ /* running UML inside a detached screen can cause
+ * SIGWINCHes
+ */
+ (WSTOPSIG(status) == SIGWINCH)));
if((n < 0) || !WIFSTOPPED(status) ||
(WSTOPSIG(status) != SIGUSR1 && WSTOPSIG(status) != SIGTRAP)){