[systemd-commits] 2 commits - src/libsystemd-bus src/shared src/sleep src/udev

Zbigniew Jędrzejewski-Szmek zbyszek at kemper.freedesktop.org
Sun Dec 15 14:52:10 PST 2013


 src/libsystemd-bus/bus-objects.c |   10 +++++-----
 src/shared/time-util.c           |    2 +-
 src/sleep/sleep.c                |   15 +++++++--------
 src/udev/net/link-config.c       |    2 +-
 src/udev/udev-builtin-net_id.c   |   21 +++++++--------------
 5 files changed, 21 insertions(+), 29 deletions(-)

New commits:
commit b5dd8148730db080b48b874c214f8f74ae787d6b
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sun Dec 15 16:26:27 2013 -0500

    Fix a few signed/unsigned format string issues
    
    Since numbers involved are all small, behaviour was correct already.
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1043304

diff --git a/src/shared/time-util.c b/src/shared/time-util.c
index 55428c4..678fd58 100644
--- a/src/shared/time-util.c
+++ b/src/shared/time-util.c
@@ -383,7 +383,7 @@ void dual_timestamp_deserialize(const char *value, dual_timestamp *t) {
         assert(value);
         assert(t);
 
-        if (sscanf(value, "%lli %llu", &a, &b) != 2)
+        if (sscanf(value, "%llu %llu", &a, &b) != 2)
                 log_debug("Failed to parse finish timestamp value %s", value);
         else {
                 t->realtime = a;
diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
index b859a6b..b91ca9d 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -166,23 +166,17 @@ out:
 
 static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
         struct udev *udev = udev_device_get_udev(names->pcidev);
-        unsigned int domain;
-        unsigned int bus;
-        unsigned int slot;
-        unsigned int func;
-        unsigned int dev_id = 0;
+        unsigned domain, bus, slot, func, dev_id = 0;
         size_t l;
         char *s;
         const char *attr;
         struct udev_device *pci = NULL;
-        char slots[256];
-        DIR *dir;
+        char slots[256], str[256];
+        _cleanup_closedir_ DIR *dir = NULL;
         struct dirent *dent;
-        char str[256];
-        int hotplug_slot = 0;
-        int err = 0;
+        int hotplug_slot = 0, err = 0;
 
-        if (sscanf(udev_device_get_sysname(names->pcidev), "%x:%x:%x.%d", &domain, &bus, &slot, &func) != 4)
+        if (sscanf(udev_device_get_sysname(names->pcidev), "%x:%x:%x.%u", &domain, &bus, &slot, &func) != 4)
                 return -ENOENT;
 
         /* kernel provided multi-device index */
@@ -239,7 +233,6 @@ static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
                 if (hotplug_slot > 0)
                         break;
         }
-        closedir(dir);
 
         if (hotplug_slot > 0) {
                 s = names->pci_slot;
@@ -341,11 +334,11 @@ static int names_bcma(struct udev_device *dev, struct netnames *names) {
                 return -ENOENT;
 
         /* bus num:core num */
-        if (sscanf(udev_device_get_sysname(bcmadev), "bcma%*d:%d", &core) != 1)
+        if (sscanf(udev_device_get_sysname(bcmadev), "bcma%*u:%u", &core) != 1)
                 return -EINVAL;
         /* suppress the common core == 0 */
         if (core > 0)
-                snprintf(names->bcma_core, sizeof(names->bcma_core), "b%d", core);
+                snprintf(names->bcma_core, sizeof(names->bcma_core), "b%u", core);
 
         names->type = NET_BCMA;
         return 0;

commit 2fd069b18e525860514a70d3ea08410ca122d3e2
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sun Dec 15 16:25:04 2013 -0500

    Fix a few resource leaks in error paths
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1043304

diff --git a/src/libsystemd-bus/bus-objects.c b/src/libsystemd-bus/bus-objects.c
index 8c81ea6..5aa83a4 100644
--- a/src/libsystemd-bus/bus-objects.c
+++ b/src/libsystemd-bus/bus-objects.c
@@ -1338,7 +1338,8 @@ int bus_process_object(sd_bus *bus, sd_bus_message *m) {
 static struct node *bus_node_allocate(sd_bus *bus, const char *path) {
         struct node *n, *parent;
         const char *e;
-        char *s, *p;
+        _cleanup_free_ char *s = NULL;
+        char *p;
         int r;
 
         assert(bus);
@@ -1366,10 +1367,8 @@ static struct node *bus_node_allocate(sd_bus *bus, const char *path) {
                 p = strndupa(path, MAX(1, path - e));
 
                 parent = bus_node_allocate(bus, p);
-                if (!parent) {
-                        free(s);
+                if (!parent)
                         return NULL;
-                }
         }
 
         n = new0(struct node, 1);
@@ -1378,10 +1377,11 @@ static struct node *bus_node_allocate(sd_bus *bus, const char *path) {
 
         n->parent = parent;
         n->path = s;
+        s = NULL; /* do not free */
 
         r = hashmap_put(bus->nodes, s, n);
         if (r < 0) {
-                free(s);
+                free(n->path);
                 free(n);
                 return NULL;
         }
diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index b6a6f60..bf67354 100644
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -57,15 +57,14 @@ static int write_mode(char **modes) {
         return r;
 }
 
-static int write_state(FILE *f0, char **states) {
-        FILE _cleanup_fclose_ *f = f0;
+static int write_state(FILE **f, char **states) {
         char **state;
         int r = 0;
 
         STRV_FOREACH(state, states) {
                 int k;
 
-                k = write_string_to_file(f, *state);
+                k = write_string_to_file(*f, *state);
                 if (k == 0)
                         return 0;
                 log_debug("Failed to write '%s' to /sys/power/state: %s",
@@ -73,9 +72,9 @@ static int write_state(FILE *f0, char **states) {
                 if (r == 0)
                         r = k;
 
-                fclose(f);
-                f = fopen("/sys/power/state", "we");
-                if (!f) {
+                fclose(*f);
+                *f = fopen("/sys/power/state", "we");
+                if (!*f) {
                         log_error("Failed to open /sys/power/state: %m");
                         return -errno;
                 }
@@ -87,7 +86,7 @@ static int write_state(FILE *f0, char **states) {
 static int execute(char **modes, char **states) {
         char* arguments[4];
         int r;
-        FILE *f;
+        _cleanup_fclose_ FILE *f = NULL;
         const char* note = strappenda("SLEEP=", arg_verb);
 
         /* This file is opened first, so that if we hit an error,
@@ -115,7 +114,7 @@ static int execute(char **modes, char **states) {
                    note,
                    NULL);
 
-        r = write_state(f, states);
+        r = write_state(&f, states);
         if (r < 0)
                 return r;
 
diff --git a/src/udev/net/link-config.c b/src/udev/net/link-config.c
index f25afa6..1a9d780 100644
--- a/src/udev/net/link-config.c
+++ b/src/udev/net/link-config.c
@@ -149,7 +149,7 @@ void link_config_ctx_free(link_config_ctx *ctx) {
 
 static int load_link(link_config_ctx *ctx, const char *filename) {
         link_config *link;
-        FILE *file;
+        _cleanup_fclose_ FILE *file;
         int r;
 
         file = fopen(filename, "re");



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