[flashrom] [commit] r1744 - trunk
repository service
svn at flashrom.org
Fri Sep 13 21:19:25 CEST 2013
Author: stefanct
Date: Fri Sep 13 21:19:25 2013
New Revision: 1744
URL: http://flashrom.org/trac/flashrom/changeset/1744
Log:
Remove exit call from sys_physmap_*.
All callers are prepared to handle error if ERROR_PTR is returned.
The Manpage mentioning the respective return code is readapted.
Signed-off-by: Niklas Söderlund <niso at kth.se>
Acked-by: Stefan Tauner <stefan.tauner at student.tuwien.ac.at>
Modified:
trunk/flashrom.8.tmpl
trunk/physmap.c
Modified: trunk/flashrom.8.tmpl
==============================================================================
--- trunk/flashrom.8.tmpl Fri Sep 13 19:21:05 2013 (r1743)
+++ trunk/flashrom.8.tmpl Fri Sep 13 21:19:25 2013 (r1744)
@@ -857,8 +857,7 @@
.B BUGS
for contact info.
.SH EXIT STATUS
-flashrom exits with 0 on success, 1 on most failures but with 2 if /dev/mem
-(/dev/xsvc on Solaris) can not be opened and with 3 if a call to mmap() fails.
+flashrom exits with 0 on success, 1 on most failures but with 3 if a call to mmap() fails.
.SH REQUIREMENTS
flashrom needs different access permissions for different programmers.
.sp
Modified: trunk/physmap.c
==============================================================================
--- trunk/physmap.c Fri Sep 13 19:21:05 2013 (r1743)
+++ trunk/physmap.c Fri Sep 13 21:19:25 2013 (r1744)
@@ -165,12 +165,11 @@
/* Open the memory device UNCACHED. Important for MMIO. */
if (-1 == (fd_mem = open(MEM_DEV, O_RDWR | O_SYNC))) {
msg_perr("Critical error: open(" MEM_DEV "): %s\n", strerror(errno));
- exit(2);
+ return ERROR_PTR;
}
}
- virt_addr = mmap(NULL, len, PROT_WRITE | PROT_READ, MAP_SHARED,
- fd_mem, (off_t)phys_addr);
+ virt_addr = mmap(NULL, len, PROT_WRITE | PROT_READ, MAP_SHARED, fd_mem, (off_t)phys_addr);
return MAP_FAILED == virt_addr ? ERROR_PTR : virt_addr;
}
@@ -185,12 +184,11 @@
/* Open the memory device CACHED. */
if (-1 == (fd_mem_cached = open(MEM_DEV, O_RDWR))) {
msg_perr("Critical error: open(" MEM_DEV "): %s\n", strerror(errno));
- exit(2);
+ return ERROR_PTR;
}
}
- virt_addr = mmap(NULL, len, PROT_READ, MAP_SHARED,
- fd_mem_cached, (off_t)phys_addr);
+ virt_addr = mmap(NULL, len, PROT_READ, MAP_SHARED, fd_mem_cached, (off_t)phys_addr);
return MAP_FAILED == virt_addr ? ERROR_PTR : virt_addr;
}
@@ -200,7 +198,7 @@
msg_pspew("Not unmapping zero size at %p\n", virt_addr);
return;
}
-
+
munmap(virt_addr, len);
}
#endif
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