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authorLuca Stefani <luca@osomprivacy.com>2022-12-22 16:10:49 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-04 13:28:59 +0300
commit5c3a4cdc53639f08929f3400b26e01e28f175bd2 (patch)
tree9aafe70312cd24f5b0b94ccacf93ddd90089358a
parent2cec280c491547e5d15a741aa66128650b97242f (diff)
downloadlinux-5c3a4cdc53639f08929f3400b26e01e28f175bd2.tar.xz
pstore: Properly assign mem_type property
commit beca3e311a49cd3c55a056096531737d7afa4361 upstream. If mem-type is specified in the device tree it would end up overriding the record_size field instead of populating mem_type. As record_size is currently parsed after the improper assignment with default size 0 it continued to work as expected regardless of the value found in the device tree. Simply changing the target field of the struct is enough to get mem-type working as expected. Fixes: 9d843e8fafc7 ("pstore: Add mem_type property DT parsing support") Cc: stable@vger.kernel.org Signed-off-by: Luca Stefani <luca@osomprivacy.com> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20221222131049.286288-1-luca@osomprivacy.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/pstore/ram.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 74e4d93f3e08..f3fa3625d772 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -670,7 +670,7 @@ static int ramoops_parse_dt(struct platform_device *pdev,
field = value; \
}
- parse_u32("mem-type", pdata->record_size, pdata->mem_type);
+ parse_u32("mem-type", pdata->mem_type, pdata->mem_type);
parse_u32("record-size", pdata->record_size, 0);
parse_u32("console-size", pdata->console_size, 0);
parse_u32("ftrace-size", pdata->ftrace_size, 0);