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| author | Jesper Juhl <jesper.juhl@gmail.com> | 2006-03-25 03:07:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:22:56 -0800 |
| commit | f1a136e0d098a4478236a1c24f9a57db5abf0755 (patch) | |
| tree | d65627ea5c9b4124cc456048da0d3ab5fb2dd5dd /scripts | |
| parent | 2ab13460852e65c2ec0e77000baba5e859a6a2cf (diff) | |
| download | lwn-f1a136e0d098a4478236a1c24f9a57db5abf0755.tar.gz lwn-f1a136e0d098a4478236a1c24f9a57db5abf0755.zip | |
[PATCH] kallsyms: handle malloc() failure
This fixes coverity bugs #398 and #397
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/kallsyms.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index d591578bd3b2..22d281c6ec24 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -124,6 +124,11 @@ static int read_symbol(FILE *in, struct sym_entry *s) * compressed together */ s->len = strlen(str) + 1; s->sym = malloc(s->len + 1); + if (!s->sym) { + fprintf(stderr, "kallsyms failure: " + "unable to allocate required amount of memory\n"); + exit(EXIT_FAILURE); + } strcpy((char *)s->sym + 1, str); s->sym[0] = stype; @@ -272,7 +277,12 @@ static void write_src(void) /* table of offset markers, that give the offset in the compressed stream * every 256 symbols */ - markers = (unsigned int *) malloc(sizeof(unsigned int) * ((table_cnt + 255) / 256)); + markers = malloc(sizeof(unsigned int) * ((table_cnt + 255) / 256)); + if (!markers) { + fprintf(stderr, "kallsyms failure: " + "unable to allocate required memory\n"); + exit(EXIT_FAILURE); + } output_label("kallsyms_names"); off = 0; |