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authorDan Aloni <da-x@monatomic.org>2007-05-16 22:11:16 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-17 05:23:05 -0700
commit71ce92f3fa442069670a52fa6230a6064c4517b3 (patch)
tree30fec3491b9655040d90c810785ce7e843a90f93
parentbc88d5d4e18add7283770ead2734b601c50b3e2a (diff)
make sysctl/kernel/core_pattern and fs/exec.c agree on maximum core filename size
Make sysctl/kernel/core_pattern and fs/exec.c agree on maximum core filename size and change it to 128, so that extensive patterns such as '/local/cores/%e-%h-%s-%t-%p.core' won't result in truncated filename generation. Signed-off-by: Dan Aloni <da-x@monatomic.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/exec.c4
-rw-r--r--include/linux/binfmts.h2
-rw-r--r--kernel/sysctl.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 70fa36554c1..0b685888ff6 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -60,7 +60,7 @@
#endif
int core_uses_pid;
-char core_pattern[128] = "core";
+char core_pattern[CORENAME_MAX_SIZE] = "core";
int suid_dumpable = 0;
EXPORT_SYMBOL(suid_dumpable);
@@ -1264,8 +1264,6 @@ int set_binfmt(struct linux_binfmt *new)
EXPORT_SYMBOL(set_binfmt);
-#define CORENAME_MAX_SIZE 64
-
/* format_corename will inspect the pattern parameter, and output a
* name into corename, which must have space for at least
* CORENAME_MAX_SIZE bytes plus one byte for the zero terminator.
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 2d956cd566a..e1a708337be 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -17,6 +17,8 @@ struct pt_regs;
#ifdef __KERNEL__
+#define CORENAME_MAX_SIZE 128
+
/*
* This structure is used to hold the arguments that are used when loading binaries.
*/
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 4073353abd4..30ee462ee79 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -227,7 +227,7 @@ static ctl_table kern_table[] = {
.ctl_name = KERN_CORE_PATTERN,
.procname = "core_pattern",
.data = core_pattern,
- .maxlen = 128,
+ .maxlen = CORENAME_MAX_SIZE,
.mode = 0644,
.proc_handler = &proc_dostring,
.strategy = &sysctl_string,