diff options
Diffstat (limited to 'package/system/procd/patches/0001-early-keep-stdio-files-open.patch')
| -rw-r--r-- | package/system/procd/patches/0001-early-keep-stdio-files-open.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/package/system/procd/patches/0001-early-keep-stdio-files-open.patch b/package/system/procd/patches/0001-early-keep-stdio-files-open.patch deleted file mode 100644 index 74cca070c3..0000000000 --- a/package/system/procd/patches/0001-early-keep-stdio-files-open.patch +++ /dev/null @@ -1,49 +0,0 @@ -From 13ebb50d2789de7bd47cebe57e3f6eba58fdcc7e Mon Sep 17 00:00:00 2001 -From: Gabor Juhos <juhosg@openwrt.org> -Date: Fri, 19 Jul 2013 08:43:35 +0200 -Subject: [PATCH 1/2] early: keep stdio files open - -At the end of the 'early_console' function, the -file descriptor is closed unconditionally. This -'close' call closes the stdio files if the fd -returned by the 'open(dev/console)' call equals -with any of the STD{IN,OUT,ERR}_FILENO values. -When this happens, all subsequent accesses to -the stdio files will fail and early console -access won't work. - -To avoid this, don't close the file descriptor if -that equals with any of the STD*_FILENO values. - -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- -Note: - -The issue happens if Linux is unable to open the -initial console before calling init. In this case, -the 'open(dev/console)' call in the 'early_console' -function returns with zero. ---- - early.c | 6 +++++- - 1 file changed, 5 insertions(+), 1 deletion(-) - -diff --git a/early.c b/early.c -index 27d0929..204623b 100644 ---- a/early.c -+++ b/early.c -@@ -65,7 +65,11 @@ static void early_console(const char *dev) - dup2(dd, STDIN_FILENO); - dup2(dd, STDOUT_FILENO); - dup2(dd, STDERR_FILENO); -- close(dd); -+ -+ if (dd != STDIN_FILENO && -+ dd != STDOUT_FILENO && -+ dd != STDERR_FILENO) -+ close(dd); - } - - static void early_env(void) --- -1.7.10 - |