diff options
| author | Andi Kleen <andi@firstfloor.org> | 2013-10-23 15:07:53 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2013-11-06 22:25:49 +0100 |
| commit | f3462aa952cfc8f4b095103cb9b3d306dd216558 (patch) | |
| tree | b510eefc6acf6a88e79e4aa586cdb8d48f25df6b /scripts | |
| parent | eea0e9cbb9e65cd553d302a4aefd4c7b70d9fd90 (diff) | |
Kbuild: Handle longer symbols in kallsyms.c
Also warn for too long symbols
v2: Add missing newline. Use 255 max (Joe Perches)
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/kallsyms.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 487ac6f37ca..967522ab4f3 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -27,7 +27,7 @@ #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0])) #endif -#define KSYM_NAME_LEN 128 +#define KSYM_NAME_LEN 255 struct sym_entry { unsigned long long addr; @@ -111,6 +111,12 @@ static int read_symbol(FILE *in, struct sym_entry *s) fprintf(stderr, "Read error or end of file.\n"); return -1; } + if (strlen(str) > KSYM_NAME_LEN) { + fprintf(stderr, "Symbol %s too long for kallsyms (%lu vs %d).\n" + "Please increase KSYM_NAME_LEN both in kernel and kallsyms.c\n", + str, strlen(str), KSYM_NAME_LEN); + return -1; + } sym = str; /* skip prefix char */ |