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author | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2012-07-21 17:27:08 +0000 |
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committer | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2012-07-21 17:27:08 +0000 |
commit | d6bb828b017eaf89d5a4c52803ebc0029725383b (patch) | |
tree | 722abce67e8d8864158ec9261405461a28e313b0 /internal.c | |
parent | 0b9af36772b655f4de118ddb296207b6ca49cb58 (diff) | |
download | flashrom-d6bb828b017eaf89d5a4c52803ebc0029725383b.tar.gz flashrom-d6bb828b017eaf89d5a4c52803ebc0029725383b.tar.bz2 flashrom-d6bb828b017eaf89d5a4c52803ebc0029725383b.zip |
Automatically release I/O permissions on shutdown
Get_io_perms() is renamed to rget_io_perms() and automatically registers
a function to release I/O permissions on shutdown.
Actually release I/O permissions on Solaris and iopl()-supporting
operating systems like Linux.
This patch fixes quite a few programmers which forgot to release I/O
permissions on shutdown, and it simplifies the shutdown and error
handling code for all others.
Do not call exit(1) if I/O permissions are denied and return an error
instead. This part of the patch was written by Niklas Söderlund.
Corresponding to flashrom svn r1551.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Niklas Söderlund <niso@kth.se>
Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
Diffstat (limited to 'internal.c')
-rw-r--r-- | internal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/internal.c b/internal.c index c99ca1fb3..bf1ca8cdb 100644 --- a/internal.c +++ b/internal.c @@ -159,7 +159,6 @@ enum chipbustype internal_buses_supported = BUS_NONE; static int internal_shutdown(void *data) { - release_io_perms(); return 0; } @@ -226,7 +225,8 @@ int internal_init(void) } free(arg); - get_io_perms(); + if (rget_io_perms()) + return 1; if (register_shutdown(internal_shutdown, NULL)) return 1; |