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authorPeter Maydell <peter.maydell@linaro.org>2015-03-10 11:44:59 +0000
committerPeter Maydell <peter.maydell@linaro.org>2015-03-10 11:44:59 +0000
commit8437f7be3b1c49631e435c652707f2cee477149d (patch)
tree0ee51a4ec9a966a780e414f823599aa183865ae7 /util
parent277263e1b320d759a760ba6c5ea75ec268f929e5 (diff)
parent438940cbc2eabbe9e403e5249dfa0be6c792c93b (diff)
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Merge remote-tracking branch 'remotes/mjt/tags/pull-trivial-patches-2015-03-04' into staging
trivial patches for 2015-03-04 # gpg: Signature made Tue Mar 10 05:16:59 2015 GMT using RSA key ID A4C3D7DB # gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>" # gpg: aka "Michael Tokarev <mjt@corpit.ru>" # gpg: aka "Michael Tokarev <mjt@debian.org>" * remotes/mjt/tags/pull-trivial-patches-2015-03-04: (44 commits) 9pfs: remove useless return gdbstub: avoid possible NULL pointer dereference milkymist-pfpu: fix GCC 5.0.0 aggressive-loop-optimizations warning fix GCC 5.0.0 logical-not-parentheses warnings migration: Fix coding style (whitespace issues) oslib-posix: Fix compiler warning (-Wclobbered) and simplify the code disas/microblaze: Fix warnings caused by missing 'static' attribute disas/arm: Fix warnings caused by missing 'static' attribute vhost_net: Add missing 'static' attribute e500: fix memory leak gitignore: Ignore new tests gitignore: Track common.env in iotests gitignore sysbus: fix memory leak milkymist.c: fix memory leak macio: fix possible memory leak sparc/leon3.c: fix memory leak nbd: fix resource leak qemu-char: add cyrillic key 'numerosign' to Russian keymap qemu-char: add cyrillic characters 'numerosign' to VNC keysyms qapi-schema: Fix SpiceChannel docs ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'util')
-rw-r--r--util/cutils.c5
-rw-r--r--util/oslib-posix.c4
2 files changed, 5 insertions, 4 deletions
diff --git a/util/cutils.c b/util/cutils.c
index c2250d1..144b25c 100644
--- a/util/cutils.c
+++ b/util/cutils.c
@@ -537,16 +537,17 @@ int parse_debug_env(const char *name, int max, int initial)
{
char *debug_env = getenv(name);
char *inv = NULL;
- int debug;
+ long debug;
if (!debug_env) {
return initial;
}
+ errno = 0;
debug = strtol(debug_env, &inv, 10);
if (inv == debug_env) {
return initial;
}
- if (debug < 0 || debug > max) {
+ if (debug < 0 || debug > max || errno != 0) {
fprintf(stderr, "warning: %s not in [0, %d]", name, max);
return initial;
}
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index 16fcec2..37ffd96 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -399,10 +399,10 @@ void os_mem_prealloc(int fd, char *area, size_t memory)
} else {
int i;
size_t hpagesize = fd_getpagesize(fd);
+ size_t numpages = DIV_ROUND_UP(memory, hpagesize);
/* MAP_POPULATE silently ignores failures */
- memory = (memory + hpagesize - 1) & -hpagesize;
- for (i = 0; i < (memory / hpagesize); i++) {
+ for (i = 0; i < numpages; i++) {
memset(area + (hpagesize * i), 0, 1);
}