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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-05-17 18:23:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-05-17 18:23:55 -0700 |
| commit | e9d682518076b38ae76f9fe45ba4fa9e324274f7 (patch) | |
| tree | acd665255d76109165a611d19956469b1e7be8ad /init | |
| parent | 91b6163be404e36baea39fc978e4739fd0448ebd (diff) | |
| parent | ddd53363f875eb23b6754362ce0a43f2214f0a83 (diff) | |
Merge tag 'bootconfig-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
Pull bootconfig updates from Masami Hiramatsu:
- Do not put unneeded quotes on the extra command line items which was
inserted from the bootconfig.
- Remove redundant spaces from the extra command line.
* tag 'bootconfig-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
init/main.c: Minor cleanup for the setup_command_line() function
init/main.c: Remove redundant space from saved_command_line
bootconfig: do not put quotes on cmdline items unless necessary
Diffstat (limited to 'init')
| -rw-r--r-- | init/main.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/init/main.c b/init/main.c index f4e6001ebe79..91e74827f858 100644 --- a/init/main.c +++ b/init/main.c @@ -327,7 +327,7 @@ static int __init xbc_snprint_cmdline(char *buf, size_t size, { struct xbc_node *knode, *vnode; char *end = buf + size; - const char *val; + const char *val, *q; int ret; xbc_node_for_each_key_value(root, knode, val) { @@ -345,8 +345,9 @@ static int __init xbc_snprint_cmdline(char *buf, size_t size, continue; } xbc_array_for_each_value(vnode, val) { - ret = snprintf(buf, rest(buf, end), "%s=\"%s\" ", - xbc_namebuf, val); + q = strpbrk(val, " \t\r\n") ? "\"" : ""; + ret = snprintf(buf, rest(buf, end), "%s=%s%s%s ", + xbc_namebuf, q, val, q); if (ret < 0) return ret; buf += ret; @@ -627,14 +628,16 @@ static void __init setup_command_line(char *command_line) if (extra_command_line) xlen = strlen(extra_command_line); - if (extra_init_args) + if (extra_init_args) { + extra_init_args = strim(extra_init_args); /* remove trailing space */ ilen = strlen(extra_init_args) + 4; /* for " -- " */ + } - len = xlen + strlen(boot_command_line) + 1; + len = xlen + strlen(boot_command_line) + ilen + 1; - saved_command_line = memblock_alloc(len + ilen, SMP_CACHE_BYTES); + saved_command_line = memblock_alloc(len, SMP_CACHE_BYTES); if (!saved_command_line) - panic("%s: Failed to allocate %zu bytes\n", __func__, len + ilen); + panic("%s: Failed to allocate %zu bytes\n", __func__, len); len = xlen + strlen(command_line) + 1; |