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From: Paulina Szubarczyk <paulinaszubarczyk@gmail.com>
To: xen-devel@lists.xenproject.org, roger.pau@citrix.com,
	George.Dunlap@eu.citrix.com
Cc: ian.jackson@eu.citrix.com, dario.faggioli@citrix.com,
	wei.liu2@citrix.com, ian.campbell@citrix.com,
	Paulina Szubarczyk <paulinaszubarczyk@gmail.com>
Subject: [PATCH v2 02/10] libxl-pci: removing the extra 'out_closedir' cleaning path
Date: Wed,  6 Apr 2016 13:45:55 +0200	[thread overview]
Message-ID: <1459943163-18697-3-git-send-email-paulinaszubarczyk@gmail.com> (raw)
In-Reply-To: <1459943163-18697-1-git-send-email-paulinaszubarczyk@gmail.com>

Signed-off-by: Paulina Szubarczyk <paulinaszubarczyk@gmail.com>

---
Changed since v1:
 * Modify the libxl_device_pci_assignable_list() function to use
   only one 'out' cleaning path.
---
 tools/libxl/libxl_pci.c | 25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/tools/libxl/libxl_pci.c b/tools/libxl/libxl_pci.c
index 9c9cd04..8549378 100644
--- a/tools/libxl/libxl_pci.c
+++ b/tools/libxl/libxl_pci.c
@@ -395,34 +395,35 @@ libxl_device_pci *libxl_device_pci_assignable_list(libxl_ctx *ctx, int *num)
     libxl_device_pci *pcidevs = NULL, *new, *assigned;
     struct dirent *de;
     DIR *dir;
-    int rc, num_assigned;
+    int r, num_assigned;
 
     *num = 0;
 
-    rc = get_all_assigned_devices(gc, &assigned, &num_assigned);
-    if ( rc )
+    r = get_all_assigned_devices(gc, &assigned, &num_assigned);
+    if (r)
         goto out;
 
     dir = opendir(SYSFS_PCIBACK_DRIVER);
-    if ( NULL == dir ) {
-        if ( errno == ENOENT ) {
+    if (NULL == dir) {
+        if (errno == ENOENT) {
             LOG(ERROR, "Looks like pciback driver not loaded");
-        }else{
+        } else {
             LOGE(ERROR, "Couldn't open %s", SYSFS_PCIBACK_DRIVER);
         }
-        goto out_closedir;
+        closedir(dir);
+        goto out;
     }
 
-    while( (de = readdir(dir)) ) {
+    while((de = readdir(dir))) {
         unsigned dom, bus, dev, func;
-        if ( sscanf(de->d_name, PCI_BDF, &dom, &bus, &dev, &func) != 4 )
+        if (sscanf(de->d_name, PCI_BDF, &dom, &bus, &dev, &func) != 4)
             continue;
 
-        if ( is_pcidev_in_array(assigned, num_assigned, dom, bus, dev, func) )
+        if (is_pcidev_in_array(assigned, num_assigned, dom, bus, dev, func))
             continue;
 
         new = realloc(pcidevs, ((*num) + 1) * sizeof(*new));
-        if ( NULL == new )
+        if (NULL == new)
             continue;
 
         pcidevs = new;
@@ -433,8 +434,6 @@ libxl_device_pci *libxl_device_pci_assignable_list(libxl_ctx *ctx, int *num)
         (*num)++;
     }
 
-out_closedir:
-    closedir(dir);
 out:
     GC_FREE;
     return pcidevs;
-- 
1.9.1


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  parent reply	other threads:[~2016-04-06 11:47 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-06 11:45 [PATCH v2 00/10] xl: improve coding style and return more failure on failure for more xl commands Paulina Szubarczyk
2016-04-06 11:45 ` [PATCH v2 01/10] libxl_pci: improve return codes " Paulina Szubarczyk
2016-04-08  8:00   ` Dario Faggioli
2016-04-06 11:45 ` Paulina Szubarczyk [this message]
2016-04-08  8:12   ` [PATCH v2 02/10] libxl-pci: removing the extra 'out_closedir' cleaning path Dario Faggioli
2016-04-06 11:45 ` [PATCH v2 03/10] libxl: fix return value of libxl__device_pci_destroy_all Paulina Szubarczyk
2016-04-08  8:19   ` Dario Faggioli
2016-04-06 11:45 ` [PATCH v2 04/10] xl: improve return code for freemem function Paulina Szubarczyk
2016-04-06 11:45 ` [PATCH v2 05/10] xl_cmdimpl: improve return codes for memset commands Paulina Szubarczyk
2016-04-08  8:26   ` Dario Faggioli
2016-04-08  9:04     ` Paulina Szubarczyk
2016-04-08  9:41       ` Dario Faggioli
2016-04-06 11:45 ` [PATCH v2 06/10] xl_cmdimpl: improve return codes for cd-insert commands Paulina Szubarczyk
2016-04-08  8:29   ` Dario Faggioli
2016-04-06 11:46 ` [PATCH v2 07/10] xl_cmdimpl - Add return codes for pci-detach, pci-attach, pci-asssignable-add, and pci-assignable-remove Paulina Szubarczyk
2016-04-08  8:36   ` Dario Faggioli
2016-04-06 11:46 ` [PATCH v2 08/10] libxl: improve main_tmem_* return codes Paulina Szubarczyk
2016-04-08  9:00   ` Dario Faggioli
2016-04-06 11:46 ` [PATCH v2 09/10] libxl: Fix libxl_set_memory_target return value Paulina Szubarczyk
2016-04-06 12:54   ` George Dunlap
2016-04-06 13:21     ` Paulina Szubarczyk
2016-04-06 13:53       ` George Dunlap
2016-04-06 11:46 ` [PATCH v2 10/10] libxl: libxl_tmem functions improving coding style Paulina Szubarczyk
2016-04-08  8:54   ` Dario Faggioli

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