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[PATCH] kallsyms: handle malloc() failure

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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>
This commit is contained in:
Jesper Juhl 2006-03-25 03:07:46 -08:00 committed by Linus Torvalds
parent 2ab1346085
commit f1a136e0d0
1 changed files with 11 additions and 1 deletions
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12
scripts/kallsyms.c
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@ -124,6 +124,11 @@ static int read_symbol(FILE *in, struct sym_entry *s)
* compressed together */ * compressed together */
s->len = strlen(str) + 1; s->len = strlen(str) + 1;
s->sym = malloc(s->len + 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); strcpy((char *)s->sym + 1, str);
s->sym[0] = stype; 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 /* table of offset markers, that give the offset in the compressed stream
* every 256 symbols */ * 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"); output_label("kallsyms_names");
off = 0; off = 0;