diff options
author | Masahiro Yamada <masahiroy@kernel.org> | 2024-08-12 21:48:53 +0900 |
---|---|---|
committer | Masahiro Yamada <masahiroy@kernel.org> | 2024-09-01 20:34:49 +0900 |
commit | a46078d651819c988d36379e8df68cb866eae747 (patch) | |
tree | d379e3c4a2d1e4b83680f577967fcb30b427f0d4 /scripts/basic | |
parent | aeaa4283a309520c22a783071f554645943955d8 (diff) |
fixdep: use xmalloc()
When malloc() fails, there is not much userspace programs can do.
xmalloc() is useful to bail out on a memory allocation failure.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to 'scripts/basic')
-rw-r--r-- | scripts/basic/fixdep.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c index 84b6efa849f4..cdd5da7e009b 100644 --- a/scripts/basic/fixdep.c +++ b/scripts/basic/fixdep.c @@ -99,6 +99,8 @@ #include <stdio.h> #include <ctype.h> +#include <xalloc.h> + static void usage(void) { fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n"); @@ -131,12 +133,9 @@ static unsigned int strhash(const char *str, unsigned int sz) static void add_to_hashtable(const char *name, int len, unsigned int hash, struct item *hashtab[]) { - struct item *aux = malloc(sizeof(*aux) + len); + struct item *aux; - if (!aux) { - perror("fixdep:malloc"); - exit(1); - } + aux = xmalloc(sizeof(*aux) + len); memcpy(aux->name, name, len); aux->len = len; aux->hash = hash; @@ -228,11 +227,7 @@ static void *read_file(const char *filename) perror(filename); exit(2); } - buf = malloc(st.st_size + 1); - if (!buf) { - perror("fixdep: malloc"); - exit(2); - } + buf = xmalloc(st.st_size + 1); if (read(fd, buf, st.st_size) != st.st_size) { perror("fixdep: read"); exit(2); |