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Add mmap casts in linux-btrace.c

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gdb/ChangeLog:

	* linux-btrace.c (linux_enable_pt): Add cast to mmap return.
This commit is contained in:
Simon Marchi 2015-10-23 19:48:48 -04:00
parent 6ecf4e06a4
commit a55515eecb
2 changed files with 10 additions and 4 deletions
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4
gdb/ChangeLog
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@ -1,3 +1,7 @@
2015-10-23 Simon Marchi <simon.marchi@polymtl.ca>
* linux-btrace.c (linux_enable_pt): Add cast to mmap return.
2015-10-23 Simon Marchi <simon.marchi@ericsson.com> 2015-10-23 Simon Marchi <simon.marchi@ericsson.com>
* observer.h (observer_${event}_notification_stub): Add cast. * observer.h (observer_${event}_notification_stub): Add cast.

10
gdb/nat/linux-btrace.c
View File

@ -820,8 +820,9 @@ linux_enable_pt (ptid_t ptid, const struct btrace_config_pt *conf)
goto err; goto err;
/* Allocate the configuration page. */ /* Allocate the configuration page. */
header = mmap (NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, header = ((struct perf_event_mmap_page *)
pt->file, 0); mmap (NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED,
pt->file, 0));
if (header == MAP_FAILED) if (header == MAP_FAILED)
goto err_file; goto err_file;
@ -862,8 +863,9 @@ linux_enable_pt (ptid_t ptid, const struct btrace_config_pt *conf)
header->aux_size = data_size; header->aux_size = data_size;
length = size; length = size;
pt->pt.mem = mmap (NULL, length, PROT_READ, MAP_SHARED, pt->file, pt->pt.mem = ((const uint8_t *)
header->aux_offset); mmap (NULL, length, PROT_READ, MAP_SHARED, pt->file,
header->aux_offset));
if (pt->pt.mem != MAP_FAILED) if (pt->pt.mem != MAP_FAILED)
break; break;
} }