diff options
Diffstat (limited to '0001-Linux-3.13-Check-return-value-from-bdi_init.patch')
| -rw-r--r-- | 0001-Linux-3.13-Check-return-value-from-bdi_init.patch | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/0001-Linux-3.13-Check-return-value-from-bdi_init.patch b/0001-Linux-3.13-Check-return-value-from-bdi_init.patch new file mode 100644 index 00000000000..b0fb3cf90a3 --- /dev/null +++ b/0001-Linux-3.13-Check-return-value-from-bdi_init.patch @@ -0,0 +1,66 @@ +From 87377a9547443ae41aa6e393129389a765573aa3 Mon Sep 17 00:00:00 2001 +From: Marc Dionne <marc.dionne@your-file-system.com> +Date: Tue, 3 Dec 2013 14:10:00 -0500 +Subject: [PATCH 1/5] Linux 3.13: Check return value from bdi_init + +The use of the bdi_init function now gets a warning because the +return value is unused and the function is now defined with +the warn_unused_result attribute. + +Assign and check the return value. + +Reviewed-on: http://gerrit.openafs.org/10530 +Tested-by: BuildBot <buildbot@rampaginggeek.com> +Reviewed-by: Andrew Deason <adeason@sinenomine.net> +Reviewed-by: Derrick Brashear <shadow@your-file-system.com> +(cherry picked from commit ccc5d3f7adceda4d8cf41f04fe02d5cfe376befd) + +Change-Id: I2ccd9bbdce396a003030e3e09f9f6d75a1c4fa7c +--- + src/afs/LINUX/osi_vfsops.c | 12 ++++++++++-- + 1 file changed, 10 insertions(+), 2 deletions(-) + +diff --git a/src/afs/LINUX/osi_vfsops.c b/src/afs/LINUX/osi_vfsops.c +index 3936d4d..c222668 100644 +--- a/src/afs/LINUX/osi_vfsops.c ++++ b/src/afs/LINUX/osi_vfsops.c +@@ -87,6 +87,9 @@ int + afs_fill_super(struct super_block *sb, void *data, int silent) + { + int code = 0; ++#if defined(HAVE_LINUX_BDI_INIT) ++ int bdi_init_done = 0; ++#endif + + AFS_GLOCK(); + if (afs_was_mounted) { +@@ -115,7 +118,10 @@ afs_fill_super(struct super_block *sb, void *data, int silent) + afs_backing_dev_info = kmalloc(sizeof(struct backing_dev_info), GFP_NOFS); + memset(afs_backing_dev_info, 0, sizeof(struct backing_dev_info)); + #if defined(HAVE_LINUX_BDI_INIT) +- bdi_init(afs_backing_dev_info); ++ code = bdi_init(afs_backing_dev_info); ++ if (code) ++ goto out; ++ bdi_init_done = 1; + #endif + #if defined(STRUCT_BACKING_DEV_INFO_HAS_NAME) + afs_backing_dev_info->name = "openafs"; +@@ -144,11 +150,13 @@ afs_fill_super(struct super_block *sb, void *data, int silent) + #endif + #endif + code = afs_root(sb); ++out: + if (code) { + afs_globalVFS = NULL; + afs_FlushAllVCaches(); + #if defined(HAVE_LINUX_BDI_INIT) +- bdi_destroy(afs_backing_dev_info); ++ if (bdi_init_done) ++ bdi_destroy(afs_backing_dev_info); + #endif + kfree(afs_backing_dev_info); + module_put(THIS_MODULE); +-- +2.8.2 + |