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| author | Jim Cromie <jim.cromie@gmail.com> | 2011-12-19 17:12:29 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2012-01-24 12:46:45 -0800 |
| commit | bc757f6f5bf4e9251bbc1a3419c94ffe9fd3e2ee (patch) | |
| tree | 593f673d80d7cf6981b346dc5d5ac2e6ba5d5c9a /lib/dynamic_debug.c | |
| parent | 74df138d508eb35e8b929e165e5403cfbb46a0c5 (diff) | |
| download | lwn-bc757f6f5bf4e9251bbc1a3419c94ffe9fd3e2ee.tar.gz lwn-bc757f6f5bf4e9251bbc1a3419c94ffe9fd3e2ee.zip | |
dynamic_debug: replace strcpy with strlcpy, in ddebug_setup_query()
Replace strcpy with strlcpy, and add define for the size constant.
[jbaron@redhat.com: Use DDEBUG_STRING_SIZE for overflow check]
Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'lib/dynamic_debug.c')
| -rw-r--r-- | lib/dynamic_debug.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 8c88b892ebb8..6fc8622f0a83 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -525,14 +525,16 @@ EXPORT_SYMBOL(__dynamic_netdev_dbg); #endif -static __initdata char ddebug_setup_string[1024]; +#define DDEBUG_STRING_SIZE 1024 +static __initdata char ddebug_setup_string[DDEBUG_STRING_SIZE]; + static __init int ddebug_setup_query(char *str) { - if (strlen(str) >= 1024) { + if (strlen(str) >= DDEBUG_STRING_SIZE) { pr_warn("ddebug boot param string too large\n"); return 0; } - strcpy(ddebug_setup_string, str); + strlcpy(ddebug_setup_string, str, DDEBUG_STRING_SIZE); return 1; } |